56980161

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{14827}}^1$

素因数の和:14901

約数の個数: 24

約数和(自身を含む): 95610944

約数和(自身を除く): 38630783

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 14827, 44481, 103789, 133443, 311367, 904447, 934101, 2713341, 6331129, 8140023, 18993387, 56980161]

約数ペア:

[(1, 56980161), (3, 18993387), (7, 8140023), (9, 6331129), (21, 2713341), (61, 934101), (63, 904447), (183, 311367), (427, 133443), (549, 103789), (1281, 44481), (3843, 14827)]