81256212

素因数分解:

$2^2\times 3^2\times {\mathrm{2257117}}^1$

素因数の和:2257127

約数の個数: 18

約数和(自身を含む): 205397738

約数和(自身を除く): 124141526

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 2257117, 4514234, 6771351, 9028468, 13542702, 20314053, 27085404, 40628106, 81256212]

約数ペア:

[(1, 81256212), (2, 40628106), (3, 27085404), (4, 20314053), (6, 13542702), (9, 9028468), (12, 6771351), (18, 4514234), (36, 2257117)]