399210838

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1231}}^1\times {\mathrm{12473}}^1$

素因数の和:13719

約数の個数: 16

約数和(自身を含む): 645454656

約数和(自身を除く): 246243818

約数列:

[1, 2, 13, 26, 1231, 2462, 12473, 16003, 24946, 32006, 162149, 324298, 15354263, 30708526, 199605419, 399210838]

約数ペア:

[(1, 399210838), (2, 199605419), (13, 30708526), (26, 15354263), (1231, 324298), (2462, 162149), (12473, 32006), (16003, 24946)]