31171212

素因数分解:

$2^2\times 3^2\times {\mathrm{865867}}^1$

素因数の和:865877

約数の個数: 18

約数和(自身を含む): 78793988

約数和(自身を除く): 47622776

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 865867, 1731734, 2597601, 3463468, 5195202, 7792803, 10390404, 15585606, 31171212]

約数ペア:

[(1, 31171212), (2, 15585606), (3, 10390404), (4, 7792803), (6, 5195202), (9, 3463468), (12, 2597601), (18, 1731734), (36, 865867)]