13956399

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{21841}}^1$

素因数の和:21918

約数の個数: 12

約数和(自身を含む): 20444112

約数和(自身を除く): 6487713

約数列:

[1, 3, 9, 71, 213, 639, 21841, 65523, 196569, 1550711, 4652133, 13956399]

約数ペア:

[(1, 13956399), (3, 4652133), (9, 1550711), (71, 196569), (213, 65523), (639, 21841)]