157280391

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{577}}^1\times {\mathrm{977}}^1$

素因数の和:1591

約数の個数: 24

約数和(自身を含む): 235158144

約数和(自身を除く): 77877753

約数列:

[1, 3, 9, 31, 93, 279, 577, 977, 1731, 2931, 5193, 8793, 17887, 30287, 53661, 90861, 160983, 272583, 563729, 1691187, 5073561, 17475599, 52426797, 157280391]

約数ペア:

[(1, 157280391), (3, 52426797), (9, 17475599), (31, 5073561), (93, 1691187), (279, 563729), (577, 272583), (977, 160983), (1731, 90861), (2931, 53661), (5193, 30287), (8793, 17887)]