2611359

素因数分解:

$3^4\times {\mathrm{103}}^1\times {\mathrm{313}}^1$

素因数の和:428

約数の個数: 20

約数和(自身を含む): 3951376

約数和(自身を除く): 1340017

約数列:

[1, 3, 9, 27, 81, 103, 309, 313, 927, 939, 2781, 2817, 8343, 8451, 25353, 32239, 96717, 290151, 870453, 2611359]

約数ペア:

[(1, 2611359), (3, 870453), (9, 290151), (27, 96717), (81, 32239), (103, 25353), (309, 8451), (313, 8343), (927, 2817), (939, 2781)]