12656745

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2053}}^1$

素因数の和:2201

約数の個数: 24

約数和(自身を含む): 22109256

約数和(自身を除く): 9452511

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 2053, 2055, 6159, 6165, 10265, 18477, 30795, 92385, 281261, 843783, 1406305, 2531349, 4218915, 12656745]

約数ペア:

[(1, 12656745), (3, 4218915), (5, 2531349), (9, 1406305), (15, 843783), (45, 281261), (137, 92385), (411, 30795), (685, 18477), (1233, 10265), (2053, 6165), (2055, 6159)]