289208889

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{5209}}^1$

素因数の和:5445

約数の個数: 24

約数和(自身を含む): 433472000

約数和(自身を除く): 144263111

約数列:

[1, 3, 9, 31, 93, 199, 279, 597, 1791, 5209, 6169, 15627, 18507, 46881, 55521, 161479, 484437, 1036591, 1453311, 3109773, 9329319, 32134321, 96402963, 289208889]

約数ペア:

[(1, 289208889), (3, 96402963), (9, 32134321), (31, 9329319), (93, 3109773), (199, 1453311), (279, 1036591), (597, 484437), (1791, 161479), (5209, 55521), (6169, 46881), (15627, 18507)]