991926208

素因数分解:

$2^6\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{839}}^1$

素因数の和:907

約数の個数: 168

約数和(自身を含む): 2553919200

約数和(自身を除く): 1561992992

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 29, 32, 49, 52, 56, 58, 64, 91, 98, 104, 112, 116, 182, 196, 203, 208, 224, 232, 364, 377, 392, 406, 416, 448, 464, 637, 728, 754, 784, 812, 832, 839, 928, 1274, 1421, 1456, 1508, 1568, 1624, 1678, 1856, 2548, 2639, 2842, 2912, 3016, 3136, 3248, 3356, 5096, 5278, 5684, 5824, 5873, 6032, 6496, 6712, 10192, 10556, 10907, 11368, 11746, 12064, 12992, 13424, 18473, 20384, 21112, 21814, 22736, 23492, 24128, 24331, 26848, 36946, 40768, 41111, 42224, 43628, 45472, 46984, 48662, 53696, 73892, 76349, 82222, 84448, 87256, 90944, 93968, 97324, 147784, 152698, 164444, 168896, 170317, 174512, 187936, 194648, 295568, 305396, 316303, 328888, 340634, 349024, 375872, 389296, 534443, 591136, 610792, 632606, 657776, 681268, 698048, 778592, 1068886, 1182272, 1192219, 1221584, 1265212, 1315552, 1362536, 1557184, 2137772, 2214121, 2384438, 2443168, 2530424, 2631104, 2725072, 4275544, 4428242, 4768876, 4886336, 5060848, 5450144, 8551088, 8856484, 9537752, 10121696, 10900288, 15498847, 17102176, 17712968, 19075504, 20243392, 30997694, 34204352, 35425936, 38151008, 61995388, 70851872, 76302016, 123990776, 141703744, 247981552, 495963104, 991926208]

約数ペア:

[(1, 991926208), (2, 495963104), (4, 247981552), (7, 141703744), (8, 123990776), (13, 76302016), (14, 70851872), (16, 61995388), (26, 38151008), (28, 35425936), (29, 34204352), (32, 30997694), (49, 20243392), (52, 19075504), (56, 17712968), (58, 17102176), (64, 15498847), (91, 10900288), (98, 10121696), (104, 9537752), (112, 8856484), (116, 8551088), (182, 5450144), (196, 5060848), (203, 4886336), (208, 4768876), (224, 4428242), (232, 4275544), (364, 2725072), (377, 2631104), (392, 2530424), (406, 2443168), (416, 2384438), (448, 2214121), (464, 2137772), (637, 1557184), (728, 1362536), (754, 1315552), (784, 1265212), (812, 1221584), (832, 1192219), (839, 1182272), (928, 1068886), (1274, 778592), (1421, 698048), (1456, 681268), (1508, 657776), (1568, 632606), (1624, 610792), (1678, 591136), (1856, 534443), (2548, 389296), (2639, 375872), (2842, 349024), (2912, 340634), (3016, 328888), (3136, 316303), (3248, 305396), (3356, 295568), (5096, 194648), (5278, 187936), (5684, 174512), (5824, 170317), (5873, 168896), (6032, 164444), (6496, 152698), (6712, 147784), (10192, 97324), (10556, 93968), (10907, 90944), (11368, 87256), (11746, 84448), (12064, 82222), (12992, 76349), (13424, 73892), (18473, 53696), (20384, 48662), (21112, 46984), (21814, 45472), (22736, 43628), (23492, 42224), (24128, 41111), (24331, 40768), (26848, 36946)]