9987181568

素因数分解:

$2^{10}\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:359

約数の個数: 264

約数和(自身を含む): 25521897744

約数和(自身を除く): 15534716176

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 61, 64, 91, 98, 104, 112, 122, 128, 182, 196, 208, 224, 244, 251, 256, 364, 392, 416, 427, 448, 488, 502, 512, 637, 728, 784, 793, 832, 854, 896, 976, 1004, 1024, 1274, 1456, 1568, 1586, 1664, 1708, 1757, 1792, 1952, 2008, 2548, 2912, 2989, 3136, 3172, 3263, 3328, 3416, 3514, 3584, 3904, 4016, 5096, 5551, 5824, 5978, 6272, 6344, 6526, 6656, 6832, 7028, 7168, 7808, 8032, 10192, 11102, 11648, 11956, 12299, 12544, 12688, 13052, 13312, 13664, 14056, 15311, 15616, 16064, 20384, 22204, 22841, 23296, 23912, 24598, 25088, 25376, 26104, 27328, 28112, 30622, 31232, 32128, 38857, 40768, 44408, 45682, 46592, 47824, 49196, 50176, 50752, 52208, 54656, 56224, 61244, 62464, 64256, 77714, 81536, 88816, 91364, 93184, 95648, 98392, 101504, 104416, 107177, 109312, 112448, 122488, 128512, 155428, 159887, 163072, 177632, 182728, 191296, 196784, 199043, 203008, 208832, 214354, 218624, 224896, 244976, 257024, 310856, 319774, 326144, 355264, 365456, 382592, 393568, 398086, 406016, 417664, 428708, 437248, 449792, 489952, 621712, 639548, 652288, 710528, 730912, 750239, 765184, 787136, 796172, 812032, 835328, 857416, 899584, 979904, 1243424, 1279096, 1393301, 1421056, 1461824, 1500478, 1530368, 1574272, 1592344, 1670656, 1714832, 1799168, 1959808, 2486848, 2558192, 2786602, 2842112, 2923648, 3000956, 3060736, 3148544, 3184688, 3341312, 3429664, 3919616, 4973696, 5116384, 5573204, 5684224, 5847296, 6001912, 6297088, 6369376, 6859328, 7839232, 9753107, 9947392, 10232768, 11146408, 11694592, 12003824, 12594176, 12738752, 13718656, 15678464, 19506214, 19894784, 20465536, 22292816, 23389184, 24007648, 25477504, 27437312, 39012428, 39789568, 40931072, 44585632, 48015296, 50955008, 54874624, 78024856, 81862144, 89171264, 96030592, 101910016, 109749248, 156049712, 163724288, 178342528, 192061184, 203820032, 312099424, 356685056, 384122368, 624198848, 713370112, 768244736, 1248397696, 1426740224, 2496795392, 4993590784, 9987181568]

約数ペア:

[(1, 9987181568), (2, 4993590784), (4, 2496795392), (7, 1426740224), (8, 1248397696), (13, 768244736), (14, 713370112), (16, 624198848), (26, 384122368), (28, 356685056), (32, 312099424), (49, 203820032), (52, 192061184), (56, 178342528), (61, 163724288), (64, 156049712), (91, 109749248), (98, 101910016), (104, 96030592), (112, 89171264), (122, 81862144), (128, 78024856), (182, 54874624), (196, 50955008), (208, 48015296), (224, 44585632), (244, 40931072), (251, 39789568), (256, 39012428), (364, 27437312), (392, 25477504), (416, 24007648), (427, 23389184), (448, 22292816), (488, 20465536), (502, 19894784), (512, 19506214), (637, 15678464), (728, 13718656), (784, 12738752), (793, 12594176), (832, 12003824), (854, 11694592), (896, 11146408), (976, 10232768), (1004, 9947392), (1024, 9753107), (1274, 7839232), (1456, 6859328), (1568, 6369376), (1586, 6297088), (1664, 6001912), (1708, 5847296), (1757, 5684224), (1792, 5573204), (1952, 5116384), (2008, 4973696), (2548, 3919616), (2912, 3429664), (2989, 3341312), (3136, 3184688), (3172, 3148544), (3263, 3060736), (3328, 3000956), (3416, 2923648), (3514, 2842112), (3584, 2786602), (3904, 2558192), (4016, 2486848), (5096, 1959808), (5551, 1799168), (5824, 1714832), (5978, 1670656), (6272, 1592344), (6344, 1574272), (6526, 1530368), (6656, 1500478), (6832, 1461824), (7028, 1421056), (7168, 1393301), (7808, 1279096), (8032, 1243424), (10192, 979904), (11102, 899584), (11648, 857416), (11956, 835328), (12299, 812032), (12544, 796172), (12688, 787136), (13052, 765184), (13312, 750239), (13664, 730912), (14056, 710528), (15311, 652288), (15616, 639548), (16064, 621712), (20384, 489952), (22204, 449792), (22841, 437248), (23296, 428708), (23912, 417664), (24598, 406016), (25088, 398086), (25376, 393568), (26104, 382592), (27328, 365456), (28112, 355264), (30622, 326144), (31232, 319774), (32128, 310856), (38857, 257024), (40768, 244976), (44408, 224896), (45682, 218624), (46592, 214354), (47824, 208832), (49196, 203008), (50176, 199043), (50752, 196784), (52208, 191296), (54656, 182728), (56224, 177632), (61244, 163072), (62464, 159887), (64256, 155428), (77714, 128512), (81536, 122488), (88816, 112448), (91364, 109312), (93184, 107177), (95648, 104416), (98392, 101504)]