42240405

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{1523}}^1$

素因数の和:1617

約数の個数: 24

約数和(自身を含む): 69238368

約数和(自身を除く): 26997963

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 1523, 1849, 4569, 5547, 7615, 9245, 22845, 27735, 65489, 196467, 327445, 982335, 2816027, 8448081, 14080135, 42240405]

約数ペア:

[(1, 42240405), (3, 14080135), (5, 8448081), (15, 2816027), (43, 982335), (129, 327445), (215, 196467), (645, 65489), (1523, 27735), (1849, 22845), (4569, 9245), (5547, 7615)]