1566305991

素因数分解:

$3^4\times {\mathrm{409}}^1\times {\mathrm{47279}}^1$

素因数の和:47700

約数の個数: 20

約数和(自身を含む): 2345560800

約数和(自身を除く): 779254809

約数列:

[1, 3, 9, 27, 81, 409, 1227, 3681, 11043, 33129, 47279, 141837, 425511, 1276533, 3829599, 19337111, 58011333, 174033999, 522101997, 1566305991]

約数ペア:

[(1, 1566305991), (3, 522101997), (9, 174033999), (27, 58011333), (81, 19337111), (409, 3829599), (1227, 1276533), (3681, 425511), (11043, 141837), (33129, 47279)]