388900521

素因数分解:

$3^4\times {\mathrm{277}}^1\times {\mathrm{17333}}^1$

素因数の和:17622

約数の個数: 20

約数和(自身を含む): 583081092

約数和(自身を除く): 194180571

約数列:

[1, 3, 9, 27, 81, 277, 831, 2493, 7479, 17333, 22437, 51999, 155997, 467991, 1403973, 4801241, 14403723, 43211169, 129633507, 388900521]

約数ペア:

[(1, 388900521), (3, 129633507), (9, 43211169), (27, 14403723), (81, 4801241), (277, 1403973), (831, 467991), (2493, 155997), (7479, 51999), (17333, 22437)]