2646720513

素因数分解:

$3^2\times {\mathrm{127}}^2\times {\mathrm{18233}}^1$

素因数の和:18493

約数の個数: 18

約数和(自身を含む): 3853591794

約数和(自身を除く): 1206871281

約数列:

[1, 3, 9, 127, 381, 1143, 16129, 18233, 48387, 54699, 145161, 164097, 2315591, 6946773, 20840319, 294080057, 882240171, 2646720513]

約数ペア:

[(1, 2646720513), (3, 882240171), (9, 294080057), (127, 20840319), (381, 6946773), (1143, 2315591), (16129, 164097), (18233, 145161), (48387, 54699)]