2809986817

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{707627}}^1$

素因数の和:707676

約数の個数: 12

約数和(自身を含む): 3235275216

約数和(自身を除く): 425288399

約数列:

[1, 11, 19, 209, 361, 3971, 707627, 7783897, 13444913, 147894043, 255453347, 2809986817]

約数ペア:

[(1, 2809986817), (11, 255453347), (19, 147894043), (209, 13444913), (361, 7783897), (3971, 707627)]