67447521

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{397}}^1\times {\mathrm{439}}^1$

素因数の和:885

約数の個数: 24

約数和(自身を含む): 100168640

約数和(自身を除く): 32721119

約数列:

[1, 3, 9, 43, 129, 387, 397, 439, 1191, 1317, 3573, 3951, 17071, 18877, 51213, 56631, 153639, 169893, 174283, 522849, 1568547, 7494169, 22482507, 67447521]

約数ペア:

[(1, 67447521), (3, 22482507), (9, 7494169), (43, 1568547), (129, 522849), (387, 174283), (397, 169893), (439, 153639), (1191, 56631), (1317, 51213), (3573, 18877), (3951, 17071)]