890403969

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3261553}}^1$

素因数の和:3261576

約数の個数: 16

約数和(自身を含む): 1461176192

約数和(自身を除く): 570772223

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 3261553, 9784659, 22830871, 42400189, 68492613, 127200567, 296801323, 890403969]

約数ペア:

[(1, 890403969), (3, 296801323), (7, 127200567), (13, 68492613), (21, 42400189), (39, 22830871), (91, 9784659), (273, 3261553)]