230970957

素因数分解:

$3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{19889}}^1$

素因数の和:19985

約数の個数: 24

約数和(自身を含む): 362793600

約数和(自身を除く): 131822643

約数列:

[1, 3, 7, 21, 49, 79, 147, 237, 553, 1659, 3871, 11613, 19889, 59667, 139223, 417669, 974561, 1571231, 2923683, 4713693, 10998617, 32995851, 76990319, 230970957]

約数ペア:

[(1, 230970957), (3, 76990319), (7, 32995851), (21, 10998617), (49, 4713693), (79, 2923683), (147, 1571231), (237, 974561), (553, 417669), (1659, 139223), (3871, 59667), (11613, 19889)]