168197391

素因数分解:

$3^4\times {\mathrm{857}}^1\times {\mathrm{2423}}^1$

素因数の和:3292

約数の個数: 20

約数和(自身を含む): 251654832

約数和(自身を除く): 83457441

約数列:

[1, 3, 9, 27, 81, 857, 2423, 2571, 7269, 7713, 21807, 23139, 65421, 69417, 196263, 2076511, 6229533, 18688599, 56065797, 168197391]

約数ペア:

[(1, 168197391), (3, 56065797), (9, 18688599), (27, 6229533), (81, 2076511), (857, 196263), (2423, 69417), (2571, 65421), (7269, 23139), (7713, 21807)]