2250405

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1163}}^1$

素因数の和:1217

約数の個数: 24

約数和(自身を含む): 3994848

約数和(自身を除く): 1744443

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1163, 1935, 3489, 5815, 10467, 17445, 50009, 52335, 150027, 250045, 450081, 750135, 2250405]

約数ペア:

[(1, 2250405), (3, 750135), (5, 450081), (9, 250045), (15, 150027), (43, 52335), (45, 50009), (129, 17445), (215, 10467), (387, 5815), (645, 3489), (1163, 1935)]