81144963

素因数分解:

$3^3\times {\mathrm{137}}^1\times {\mathrm{21937}}^1$

素因数の和:22083

約数の個数: 16

約数和(自身を含む): 121097760

約数和(自身を除く): 39952797

約数列:

[1, 3, 9, 27, 137, 411, 1233, 3699, 21937, 65811, 197433, 592299, 3005369, 9016107, 27048321, 81144963]

約数ペア:

[(1, 81144963), (3, 27048321), (9, 9016107), (27, 3005369), (137, 592299), (411, 197433), (1233, 65811), (3699, 21937)]