408664089

素因数分解:

$3^3\times {\mathrm{197}}^1\times {\mathrm{76831}}^1$

素因数の和:77037

約数の個数: 16

約数和(自身を含む): 608509440

約数和(自身を除く): 199845351

約数列:

[1, 3, 9, 27, 197, 591, 1773, 5319, 76831, 230493, 691479, 2074437, 15135707, 45407121, 136221363, 408664089]

約数ペア:

[(1, 408664089), (3, 136221363), (9, 45407121), (27, 15135707), (197, 2074437), (591, 691479), (1773, 230493), (5319, 76831)]