164990421

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{397}}^1\times {\mathrm{757}}^1$

素因数の和:1221

約数の個数: 24

約数和(自身を含む): 243157304

約数和(自身を除く): 78166883

約数列:

[1, 3, 9, 61, 183, 397, 549, 757, 1191, 2271, 3573, 6813, 24217, 46177, 72651, 138531, 217953, 300529, 415593, 901587, 2704761, 18332269, 54996807, 164990421]

約数ペア:

[(1, 164990421), (3, 54996807), (9, 18332269), (61, 2704761), (183, 901587), (397, 415593), (549, 300529), (757, 217953), (1191, 138531), (2271, 72651), (3573, 46177), (6813, 24217)]