257317198

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{1009}}^1\times {\mathrm{2713}}^1$

素因数の和:3771

約数の個数: 16

約数和(自身を含む): 394724160

約数和(自身を除く): 137406962

約数列:

[1, 2, 47, 94, 1009, 2018, 2713, 5426, 47423, 94846, 127511, 255022, 2737417, 5474834, 128658599, 257317198]

約数ペア:

[(1, 257317198), (2, 128658599), (47, 5474834), (94, 2737417), (1009, 255022), (2018, 127511), (2713, 94846), (5426, 47423)]