865215567

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{252323}}^1$

素因数の和:252459

約数の個数: 16

約数和(自身を含む): 1291898880

約数和(自身を除く): 426683313

約数列:

[1, 3, 9, 27, 127, 381, 1143, 3429, 252323, 756969, 2270907, 6812721, 32045021, 96135063, 288405189, 865215567]

約数ペア:

[(1, 865215567), (3, 288405189), (9, 96135063), (27, 32045021), (127, 6812721), (381, 2270907), (1143, 756969), (3429, 252323)]