30706084

素因数分解:

$2^2\times {\mathrm{137}}^2\times {\mathrm{409}}^1$

素因数の和:687

約数の個数: 18

約数和(自身を含む): 54263090

約数和(自身を除く): 23557006

約数列:

[1, 2, 4, 137, 274, 409, 548, 818, 1636, 18769, 37538, 56033, 75076, 112066, 224132, 7676521, 15353042, 30706084]

約数ペア:

[(1, 30706084), (2, 15353042), (4, 7676521), (137, 224132), (274, 112066), (409, 75076), (548, 56033), (818, 37538), (1636, 18769)]