40950405

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{21163}}^1$

素因数の和:21217

約数の個数: 24

約数和(自身を含む): 72634848

約数和(自身を除く): 31684443

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 21163, 63489, 105815, 190467, 317445, 910009, 952335, 2730027, 4550045, 8190081, 13650135, 40950405]

約数ペア:

[(1, 40950405), (3, 13650135), (5, 8190081), (9, 4550045), (15, 2730027), (43, 952335), (45, 910009), (129, 317445), (215, 190467), (387, 105815), (645, 63489), (1935, 21163)]