156912821991

素因数分解:

$3^2\times {\mathrm{397}}^1\times {\mathrm{43916267}}^1$

素因数の和:43916670

約数の個数: 12

約数和(自身を含む): 227222770632

約数和(自身を除く): 70309948641

約数列:

[1, 3, 9, 397, 1191, 3573, 43916267, 131748801, 395246403, 17434757999, 52304273997, 156912821991]

約数ペア:

[(1, 156912821991), (3, 52304273997), (9, 17434757999), (397, 395246403), (1191, 131748801), (3573, 43916267)]