81001115

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{2053}}^1$

素因数の和:2678

約数の個数: 16

約数和(自身を含む): 104901888

約数和(自身を除く): 23900773

約数列:

[1, 5, 13, 65, 607, 2053, 3035, 7891, 10265, 26689, 39455, 133445, 1246171, 6230855, 16200223, 81001115]

約数ペア:

[(1, 81001115), (5, 16200223), (13, 6230855), (65, 1246171), (607, 133445), (2053, 39455), (3035, 26689), (7891, 10265)]