81438831

素因数分解:

$3^3\times {\mathrm{277}}^1\times {\mathrm{10889}}^1$

素因数の和:11175

約数の個数: 16

約数和(自身を含む): 121096800

約数和(自身を除く): 39657969

約数列:

[1, 3, 9, 27, 277, 831, 2493, 7479, 10889, 32667, 98001, 294003, 3016253, 9048759, 27146277, 81438831]

約数ペア:

[(1, 81438831), (3, 27146277), (9, 9048759), (27, 3016253), (277, 294003), (831, 98001), (2493, 32667), (7479, 10889)]