12422781

素因数分解:

$3^3\times 7^1\times {\mathrm{65729}}^1$

素因数の和:65745

約数の個数: 16

約数和(自身を含む): 21033600

約数和(自身を除く): 8610819

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 65729, 197187, 460103, 591561, 1380309, 1774683, 4140927, 12422781]

約数ペア:

[(1, 12422781), (3, 4140927), (7, 1774683), (9, 1380309), (21, 591561), (27, 460103), (63, 197187), (189, 65729)]