81210422

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{990371}}^1$

素因数の和:990414

約数の個数: 8

約数和(自身を含む): 124786872

約数和(自身を除く): 43576450

約数列:

[1, 2, 41, 82, 990371, 1980742, 40605211, 81210422]

約数ペア:

[(1, 81210422), (2, 40605211), (41, 1980742), (82, 990371)]