18045405

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{57287}}^1$

素因数の和:57305

約数の個数: 24

約数和(自身を含む): 35747712

約数和(自身を除く): 17702307

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 57287, 171861, 286435, 401009, 515583, 859305, 1203027, 2005045, 2577915, 3609081, 6015135, 18045405]

約数ペア:

[(1, 18045405), (3, 6015135), (5, 3609081), (7, 2577915), (9, 2005045), (15, 1203027), (21, 859305), (35, 515583), (45, 401009), (63, 286435), (105, 171861), (315, 57287)]