78899722

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{431}}^1$

素因数の和:654

約数の個数: 32

約数和(自身を含む): 132689664

約数和(自身を除く): 53789942

約数列:

[1, 2, 11, 22, 53, 106, 157, 314, 431, 583, 862, 1166, 1727, 3454, 4741, 8321, 9482, 16642, 22843, 45686, 67667, 91531, 135334, 183062, 251273, 502546, 744337, 1488674, 3586351, 7172702, 39449861, 78899722]

約数ペア:

[(1, 78899722), (2, 39449861), (11, 7172702), (22, 3586351), (53, 1488674), (106, 744337), (157, 502546), (314, 251273), (431, 183062), (583, 135334), (862, 91531), (1166, 67667), (1727, 45686), (3454, 22843), (4741, 16642), (8321, 9482)]