156974170510

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{221090381}}^1$

素因数の和:221090459

約数の個数: 16

約数和(自身を含む): 286533135072

約数和(自身を除く): 129558964562

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 221090381, 442180762, 1105451905, 2210903810, 15697417051, 31394834102, 78487085255, 156974170510]

約数ペア:

[(1, 156974170510), (2, 78487085255), (5, 31394834102), (10, 15697417051), (71, 2210903810), (142, 1105451905), (355, 442180762), (710, 221090381)]