168240159

素因数分解:

$3^4\times {\mathrm{727}}^1\times {\mathrm{2857}}^1$

素因数の和:3596

約数の個数: 20

約数和(自身を含む): 251755504

約数和(自身を除く): 83515345

約数列:

[1, 3, 9, 27, 81, 727, 2181, 2857, 6543, 8571, 19629, 25713, 58887, 77139, 231417, 2077039, 6231117, 18693351, 56080053, 168240159]

約数ペア:

[(1, 168240159), (3, 56080053), (9, 18693351), (27, 6231117), (81, 2077039), (727, 231417), (2181, 77139), (2857, 58887), (6543, 25713), (8571, 19629)]