31345216

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:148

約数の個数: 112

約数和(自身を含む): 76598272

約数和(自身を除く): 45253056

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 37, 56, 61, 62, 64, 74, 112, 122, 124, 148, 217, 224, 244, 248, 259, 296, 427, 434, 448, 488, 496, 518, 592, 854, 868, 976, 992, 1036, 1147, 1184, 1708, 1736, 1891, 1952, 1984, 2072, 2257, 2294, 2368, 3416, 3472, 3782, 3904, 4144, 4514, 4588, 6832, 6944, 7564, 8029, 8288, 9028, 9176, 13237, 13664, 13888, 15128, 15799, 16058, 16576, 18056, 18352, 26474, 27328, 30256, 31598, 32116, 36112, 36704, 52948, 60512, 63196, 64232, 69967, 72224, 73408, 105896, 121024, 126392, 128464, 139934, 144448, 211792, 252784, 256928, 279868, 423584, 489769, 505568, 513856, 559736, 847168, 979538, 1011136, 1119472, 1959076, 2238944, 3918152, 4477888, 7836304, 15672608, 31345216]

約数ペア:

[(1, 31345216), (2, 15672608), (4, 7836304), (7, 4477888), (8, 3918152), (14, 2238944), (16, 1959076), (28, 1119472), (31, 1011136), (32, 979538), (37, 847168), (56, 559736), (61, 513856), (62, 505568), (64, 489769), (74, 423584), (112, 279868), (122, 256928), (124, 252784), (148, 211792), (217, 144448), (224, 139934), (244, 128464), (248, 126392), (259, 121024), (296, 105896), (427, 73408), (434, 72224), (448, 69967), (488, 64232), (496, 63196), (518, 60512), (592, 52948), (854, 36704), (868, 36112), (976, 32116), (992, 31598), (1036, 30256), (1147, 27328), (1184, 26474), (1708, 18352), (1736, 18056), (1891, 16576), (1952, 16058), (1984, 15799), (2072, 15128), (2257, 13888), (2294, 13664), (2368, 13237), (3416, 9176), (3472, 9028), (3782, 8288), (3904, 8029), (4144, 7564), (4514, 6944), (4588, 6832)]