51507405

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{10501}}^1$

素因数の和:10621

約数の個数: 24

約数和(自身を含む): 90107160

約数和(自身を除く): 38599755

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 4905, 10501, 31503, 52505, 94509, 157515, 472545, 1144609, 3433827, 5723045, 10301481, 17169135, 51507405]

約数ペア:

[(1, 51507405), (3, 17169135), (5, 10301481), (9, 5723045), (15, 3433827), (45, 1144609), (109, 472545), (327, 157515), (545, 94509), (981, 52505), (1635, 31503), (4905, 10501)]