25870481

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2389}}^1$

素因数の和:2433

約数の個数: 24

約数和(自身を含む): 34329960

約数和(自身を除く): 8459479

約数列:

[1, 7, 13, 17, 49, 91, 119, 221, 637, 833, 1547, 2389, 10829, 16723, 31057, 40613, 117061, 217399, 284291, 527969, 1521793, 1990037, 3695783, 25870481]

約数ペア:

[(1, 25870481), (7, 3695783), (13, 1990037), (17, 1521793), (49, 527969), (91, 284291), (119, 217399), (221, 117061), (637, 40613), (833, 31057), (1547, 16723), (2389, 10829)]