8220009

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{9103}}^1$

素因数の和:9156

約数の個数: 16

約数和(自身を含む): 12818432

約数和(自身を除く): 4598423

約数列:

[1, 3, 7, 21, 43, 129, 301, 903, 9103, 27309, 63721, 191163, 391429, 1174287, 2740003, 8220009]

約数ペア:

[(1, 8220009), (3, 2740003), (7, 1174287), (21, 391429), (43, 191163), (129, 63721), (301, 27309), (903, 9103)]