289901272

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{2131627}}^1$

素因数の和:2131650

約数の個数: 16

約数和(自身を含む): 575539560

約数和(自身を除く): 285638288

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 2131627, 4263254, 8526508, 17053016, 36237659, 72475318, 144950636, 289901272]

約数ペア:

[(1, 289901272), (2, 144950636), (4, 72475318), (8, 36237659), (17, 17053016), (34, 8526508), (68, 4263254), (136, 2131627)]