15210405

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{443}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 30476160

約数和(自身を除く): 15265755

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 109, 315, 327, 443, 545, 763, 981, 1329, 1635, 2215, 2289, 3101, 3815, 3987, 4905, 6645, 6867, 9303, 11445, 15505, 19935, 27909, 34335, 46515, 48287, 139545, 144861, 241435, 338009, 434583, 724305, 1014027, 1690045, 2172915, 3042081, 5070135, 15210405]

約数ペア:

[(1, 15210405), (3, 5070135), (5, 3042081), (7, 2172915), (9, 1690045), (15, 1014027), (21, 724305), (35, 434583), (45, 338009), (63, 241435), (105, 144861), (109, 139545), (315, 48287), (327, 46515), (443, 34335), (545, 27909), (763, 19935), (981, 15505), (1329, 11445), (1635, 9303), (2215, 6867), (2289, 6645), (3101, 4905), (3815, 3987)]