42642081

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{152839}}^1$

素因数の和:152876

約数の個数: 12

約数和(自身を含む): 63581440

約数和(自身を除く): 20939359

約数列:

[1, 3, 9, 31, 93, 279, 152839, 458517, 1375551, 4738009, 14214027, 42642081]

約数ペア:

[(1, 42642081), (3, 14214027), (9, 4738009), (31, 1375551), (93, 458517), (279, 152839)]