55890207

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{270001}}^1$

素因数の和:270030

約数の個数: 12

約数和(自身を含む): 84240624

約数和(自身を除く): 28350417

約数列:

[1, 3, 9, 23, 69, 207, 270001, 810003, 2430009, 6210023, 18630069, 55890207]

約数ペア:

[(1, 55890207), (3, 18630069), (9, 6210023), (23, 2430009), (69, 810003), (207, 270001)]