87885729

素因数分解:

$3^4\times {\mathrm{277}}^1\times {\mathrm{3917}}^1$

素因数の和:4206

約数の個数: 20

約数和(自身を含む): 131793684

約数和(自身を除く): 43907955

約数列:

[1, 3, 9, 27, 81, 277, 831, 2493, 3917, 7479, 11751, 22437, 35253, 105759, 317277, 1085009, 3255027, 9765081, 29295243, 87885729]

約数ペア:

[(1, 87885729), (3, 29295243), (9, 9765081), (27, 3255027), (81, 1085009), (277, 317277), (831, 105759), (2493, 35253), (3917, 22437), (7479, 11751)]