39903305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{4481}}^1$

素因数の和:4636

約数の個数: 16

約数和(自身を含む): 51955344

約数和(自身を除く): 12052039

約数列:

[1, 5, 13, 65, 137, 685, 1781, 4481, 8905, 22405, 58253, 291265, 613897, 3069485, 7980661, 39903305]

約数ペア:

[(1, 39903305), (5, 7980661), (13, 3069485), (65, 613897), (137, 291265), (685, 58253), (1781, 22405), (4481, 8905)]