642019394

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{647}}^1\times {\mathrm{4817}}^1$

素因数の和:5569

約数の個数: 16

約数和(自身を含む): 974083968

約数和(自身を除く): 332064574

約数列:

[1, 2, 103, 206, 647, 1294, 4817, 9634, 66641, 133282, 496151, 992302, 3116599, 6233198, 321009697, 642019394]

約数ペア:

[(1, 642019394), (2, 321009697), (103, 6233198), (206, 3116599), (647, 992302), (1294, 496151), (4817, 133282), (9634, 66641)]