864505467

素因数分解:

$3^4\times 7^1\times {\mathrm{1524701}}^1$

素因数の和:1524720

約数の個数: 20

約数和(自身を含む): 1475911536

約数和(自身を除く): 611406069

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 1524701, 4574103, 10672907, 13722309, 32018721, 41166927, 96056163, 123500781, 288168489, 864505467]

約数ペア:

[(1, 864505467), (3, 288168489), (7, 123500781), (9, 96056163), (21, 41166927), (27, 32018721), (63, 13722309), (81, 10672907), (189, 4574103), (567, 1524701)]