81390958

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{60649}}^1$

素因数の和:60723

約数の個数: 16

約数和(自身を含む): 135370800

約数和(自身を除く): 53979842

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 60649, 121298, 667139, 1334278, 3699589, 7399178, 40695479, 81390958]

約数ペア:

[(1, 81390958), (2, 40695479), (11, 7399178), (22, 3699589), (61, 1334278), (122, 667139), (671, 121298), (1342, 60649)]