78897252

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{1231}}^1$

素因数の和:1361

約数の個数: 72

約数和(自身を含む): 216289920

約数和(自身を除く): 137392668

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 109, 147, 196, 218, 294, 327, 436, 588, 654, 763, 1231, 1308, 1526, 2289, 2462, 3052, 3693, 4578, 4924, 5341, 7386, 8617, 9156, 10682, 14772, 16023, 17234, 21364, 25851, 32046, 34468, 51702, 60319, 64092, 103404, 120638, 134179, 180957, 241276, 268358, 361914, 402537, 536716, 723828, 805074, 939253, 1610148, 1878506, 2817759, 3757012, 5635518, 6574771, 11271036, 13149542, 19724313, 26299084, 39448626, 78897252]

約数ペア:

[(1, 78897252), (2, 39448626), (3, 26299084), (4, 19724313), (6, 13149542), (7, 11271036), (12, 6574771), (14, 5635518), (21, 3757012), (28, 2817759), (42, 1878506), (49, 1610148), (84, 939253), (98, 805074), (109, 723828), (147, 536716), (196, 402537), (218, 361914), (294, 268358), (327, 241276), (436, 180957), (588, 134179), (654, 120638), (763, 103404), (1231, 64092), (1308, 60319), (1526, 51702), (2289, 34468), (2462, 32046), (3052, 25851), (3693, 21364), (4578, 17234), (4924, 16023), (5341, 14772), (7386, 10682), (8617, 9156)]