16991343

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{15349}}^1$

素因数の和:15399

約数の個数: 16

約数和(自身を含む): 25788000

約数和(自身を除く): 8796657

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 15349, 46047, 138141, 414423, 629309, 1887927, 5663781, 16991343]

約数ペア:

[(1, 16991343), (3, 5663781), (9, 1887927), (27, 629309), (41, 414423), (123, 138141), (369, 46047), (1107, 15349)]