254207781

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{303713}}^1$

素因数の和:303753

約数の個数: 16

約数和(自身を含む): 388753920

約数和(自身を除く): 134546139

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 303713, 911139, 2733417, 8200251, 9415103, 28245309, 84735927, 254207781]

約数ペア:

[(1, 254207781), (3, 84735927), (9, 28245309), (27, 9415103), (31, 8200251), (93, 2733417), (279, 911139), (837, 303713)]