86820651

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{69401}}^1$

素因数の和:69546

約数の個数: 12

約数和(自身を含む): 126311640

約数和(自身を除く): 39490989

約数列:

[1, 3, 9, 139, 417, 1251, 69401, 208203, 624609, 9646739, 28940217, 86820651]

約数ペア:

[(1, 86820651), (3, 28940217), (9, 9646739), (139, 624609), (417, 208203), (1251, 69401)]