885390009

素因数分解:

$3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{218453}}^1$

素因数の和:218656

約数の個数: 16

約数和(自身を含む): 1356162432

約数和(自身を除く): 470772423

約数列:

[1, 3, 7, 21, 193, 579, 1351, 4053, 218453, 655359, 1529171, 4587513, 42161429, 126484287, 295130003, 885390009]

約数ペア:

[(1, 885390009), (3, 295130003), (7, 126484287), (21, 42161429), (193, 4587513), (579, 1529171), (1351, 655359), (4053, 218453)]