26727381

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{23021}}^1$

素因数の和:23073

約数の個数: 16

約数和(自身を含む): 40518720

約数和(自身を除く): 13791339

約数列:

[1, 3, 9, 27, 43, 129, 387, 1161, 23021, 69063, 207189, 621567, 989903, 2969709, 8909127, 26727381]

約数ペア:

[(1, 26727381), (3, 8909127), (9, 2969709), (27, 989903), (43, 621567), (129, 207189), (387, 69063), (1161, 23021)]