26889399

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{72871}}^1$

素因数の和:72918

約数の個数: 12

約数和(自身を含む): 39788112

約数和(自身を除く): 12898713

約数列:

[1, 3, 9, 41, 123, 369, 72871, 218613, 655839, 2987711, 8963133, 26889399]

約数ペア:

[(1, 26889399), (3, 8963133), (9, 2987711), (41, 655839), (123, 218613), (369, 72871)]