13955247

素因数分解:

$3^9\times {\mathrm{709}}^1$

素因数の和:736

約数の個数: 20

約数和(自身を含む): 20962040

約数和(自身を除く): 7006793

約数列:

[1, 3, 9, 27, 81, 243, 709, 729, 2127, 2187, 6381, 6561, 19143, 19683, 57429, 172287, 516861, 1550583, 4651749, 13955247]

約数ペア:

[(1, 13955247), (3, 4651749), (9, 1550583), (27, 516861), (81, 172287), (243, 57429), (709, 19683), (729, 19143), (2127, 6561), (2187, 6381)]