2988027

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1103}}^1$

素因数の和:1159

約数の個数: 24

約数和(自身を含む): 5051904

約数和(自身を除く): 2063877

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 1103, 2709, 3309, 7721, 9927, 23163, 47429, 69489, 142287, 332003, 426861, 996009, 2988027]

約数ペア:

[(1, 2988027), (3, 996009), (7, 426861), (9, 332003), (21, 142287), (43, 69489), (63, 47429), (129, 23163), (301, 9927), (387, 7721), (903, 3309), (1103, 2709)]