12791205

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{5801}}^1$

素因数の和:5826

約数の個数: 36

約数和(自身を含む): 25795692

約数和(自身を除く): 13004487

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 5801, 17403, 29005, 40607, 52209, 87015, 121821, 203035, 261045, 284249, 365463, 609105, 852747, 1421245, 1827315, 2558241, 4263735, 12791205]

約数ペア:

[(1, 12791205), (3, 4263735), (5, 2558241), (7, 1827315), (9, 1421245), (15, 852747), (21, 609105), (35, 365463), (45, 284249), (49, 261045), (63, 203035), (105, 121821), (147, 87015), (245, 52209), (315, 40607), (441, 29005), (735, 17403), (2205, 5801)]