51642689

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{199}}^1\times {\mathrm{283}}^1$

素因数の和:620

約数の個数: 16

約数和(自身を含む): 59980800

約数和(自身を除く): 8338111

約数列:

[1, 7, 131, 199, 283, 917, 1393, 1981, 26069, 37073, 56317, 182483, 259511, 394219, 7377527, 51642689]

約数ペア:

[(1, 51642689), (7, 7377527), (131, 394219), (199, 259511), (283, 182483), (917, 56317), (1393, 37073), (1981, 26069)]