822717

素因数分解:

$3^4\times 7^1\times {\mathrm{1451}}^1$

素因数の和:1470

約数の個数: 20

約数和(自身を含む): 1405536

約数和(自身を除く): 582819

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 1451, 4353, 10157, 13059, 30471, 39177, 91413, 117531, 274239, 822717]

約数ペア:

[(1, 822717), (3, 274239), (7, 117531), (9, 91413), (21, 39177), (27, 30471), (63, 13059), (81, 10157), (189, 4353), (567, 1451)]