86775129

素因数分解:

$3^2\times 7^2\times {\mathrm{196769}}^1$

素因数の和:196789

約数の個数: 18

約数和(自身を含む): 145806570

約数和(自身を除く): 59031441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 196769, 590307, 1377383, 1770921, 4132149, 9641681, 12396447, 28925043, 86775129]

約数ペア:

[(1, 86775129), (3, 28925043), (7, 12396447), (9, 9641681), (21, 4132149), (49, 1770921), (63, 1377383), (147, 590307), (441, 196769)]