12781116

素因数分解:

$2^2\times 3^2\times {\mathrm{355031}}^1$

素因数の和:355041

約数の個数: 18

約数和(自身を含む): 32307912

約数和(自身を除く): 19526796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 355031, 710062, 1065093, 1420124, 2130186, 3195279, 4260372, 6390558, 12781116]

約数ペア:

[(1, 12781116), (2, 6390558), (3, 4260372), (4, 3195279), (6, 2130186), (9, 1420124), (12, 1065093), (18, 710062), (36, 355031)]