128580949

素因数分解:

$7^2\times {\mathrm{617}}^1\times {\mathrm{4253}}^1$

素因数の和:4884

約数の個数: 12

約数和(自身を含む): 149851404

約数和(自身を除く): 21270455

約数列:

[1, 7, 49, 617, 4253, 4319, 29771, 30233, 208397, 2624101, 18368707, 128580949]

約数ペア:

[(1, 128580949), (7, 18368707), (49, 2624101), (617, 208397), (4253, 30233), (4319, 29771)]