389645612

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{659}}^1\times {\mathrm{2789}}^1$

素因数の和:3505

約数の個数: 24

約数和(自身を含む): 696049200

約数和(自身を除く): 306403588

約数列:

[1, 2, 4, 53, 106, 212, 659, 1318, 2636, 2789, 5578, 11156, 34927, 69854, 139708, 147817, 295634, 591268, 1837951, 3675902, 7351804, 97411403, 194822806, 389645612]

約数ペア:

[(1, 389645612), (2, 194822806), (4, 97411403), (53, 7351804), (106, 3675902), (212, 1837951), (659, 591268), (1318, 295634), (2636, 147817), (2789, 139708), (5578, 69854), (11156, 34927)]