12688623

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{6619}}^1$

素因数の和:6699

約数の個数: 16

約数和(自身を含む): 19065600

約数和(自身を除く): 6376977

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 6619, 19857, 59571, 178713, 469949, 1409847, 4229541, 12688623]

約数ペア:

[(1, 12688623), (3, 4229541), (9, 1409847), (27, 469949), (71, 178713), (213, 59571), (639, 19857), (1917, 6619)]