81144081

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{290839}}^1$

素因数の和:290876

約数の個数: 12

約数和(自身を含む): 120989440

約数和(自身を除く): 39845359

約数列:

[1, 3, 9, 31, 93, 279, 290839, 872517, 2617551, 9016009, 27048027, 81144081]

約数ペア:

[(1, 81144081), (3, 27048027), (9, 9016009), (31, 2617551), (93, 872517), (279, 290839)]