388432838

素因数分解:

$2^1\times {\mathrm{239}}^1\times {\mathrm{389}}^1\times {\mathrm{2089}}^1$

素因数の和:2719

約数の個数: 16

約数和(自身を含む): 586872000

約数和(自身を除く): 198439162

約数列:

[1, 2, 239, 389, 478, 778, 2089, 4178, 92971, 185942, 499271, 812621, 998542, 1625242, 194216419, 388432838]

約数ペア:

[(1, 388432838), (2, 194216419), (239, 1625242), (389, 998542), (478, 812621), (778, 499271), (2089, 185942), (4178, 92971)]