66854781

素因数分解:

$3^3\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1277}}^1$

素因数の和:1570

約数の個数: 32

約数和(自身を含む): 113690880

約数和(自身を除く): 46836099

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 277, 831, 1277, 1939, 2493, 3831, 5817, 7479, 8939, 11493, 17451, 26817, 34479, 52353, 80451, 241353, 353729, 1061187, 2476103, 3183561, 7428309, 9550683, 22284927, 66854781]

約数ペア:

[(1, 66854781), (3, 22284927), (7, 9550683), (9, 7428309), (21, 3183561), (27, 2476103), (63, 1061187), (189, 353729), (277, 241353), (831, 80451), (1277, 52353), (1939, 34479), (2493, 26817), (3831, 17451), (5817, 11493), (7479, 8939)]