25708347

素因数分解:

$3^4\times 7^1\times {\mathrm{45341}}^1$

素因数の和:45360

約数の個数: 20

約数和(自身を含む): 43891056

約数和(自身を除く): 18182709

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 45341, 136023, 317387, 408069, 952161, 1224207, 2856483, 3672621, 8569449, 25708347]

約数ペア:

[(1, 25708347), (3, 8569449), (7, 3672621), (9, 2856483), (21, 1224207), (27, 952161), (63, 408069), (81, 317387), (189, 136023), (567, 45341)]