857490621

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{1691303}}^1$

素因数の和:1691332

約数の個数: 12

約数和(自身を含む): 1238034528

約数和(自身を除く): 380543907

約数列:

[1, 3, 13, 39, 169, 507, 1691303, 5073909, 21986939, 65960817, 285830207, 857490621]

約数ペア:

[(1, 857490621), (3, 285830207), (13, 65960817), (39, 21986939), (169, 5073909), (507, 1691303)]