158789781

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{189713}}^1$

素因数の和:189753

約数の個数: 16

約数和(自身を含む): 242833920

約数和(自身を除く): 84044139

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 189713, 569139, 1707417, 5122251, 5881103, 17643309, 52929927, 158789781]

約数ペア:

[(1, 158789781), (3, 52929927), (9, 17643309), (27, 5881103), (31, 5122251), (93, 1707417), (279, 569139), (837, 189713)]