31315042

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{129401}}^1$

素因数の和:129425

約数の個数: 12

約数和(自身を含む): 51631398

約数和(自身を除く): 20316356

約数列:

[1, 2, 11, 22, 121, 242, 129401, 258802, 1423411, 2846822, 15657521, 31315042]

約数ペア:

[(1, 31315042), (2, 15657521), (11, 2846822), (22, 1423411), (121, 258802), (242, 129401)]