12649995

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2579}}^1$

素因数の和:2699

約数の個数: 24

約数和(自身を含む): 22136400

約数和(自身を除く): 9486405

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 2579, 4905, 7737, 12895, 23211, 38685, 116055, 281111, 843333, 1405555, 2529999, 4216665, 12649995]

約数ペア:

[(1, 12649995), (3, 4216665), (5, 2529999), (9, 1405555), (15, 843333), (45, 281111), (109, 116055), (327, 38685), (545, 23211), (981, 12895), (1635, 7737), (2579, 4905)]