131704978

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:442

約数の個数: 32

約数和(自身を含む): 208647360

約数和(自身を除く): 76942382

約数列:

[1, 2, 37, 61, 74, 122, 163, 179, 326, 358, 2257, 4514, 6031, 6623, 9943, 10919, 12062, 13246, 19886, 21838, 29177, 58354, 367891, 404003, 735782, 808006, 1079549, 1779797, 2159098, 3559594, 65852489, 131704978]

約数ペア:

[(1, 131704978), (2, 65852489), (37, 3559594), (61, 2159098), (74, 1779797), (122, 1079549), (163, 808006), (179, 735782), (326, 404003), (358, 367891), (2257, 58354), (4514, 29177), (6031, 21838), (6623, 19886), (9943, 13246), (10919, 12062)]