2991390913

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{34763}}^1$

素因数の和:35436

約数の個数: 16

約数和(自身を含む): 3604331520

約数和(自身を除く): 612940607

約数列:

[1, 7, 19, 133, 647, 4529, 12293, 34763, 86051, 243341, 660497, 4623479, 22491661, 157441627, 427341559, 2991390913]

約数ペア:

[(1, 2991390913), (7, 427341559), (19, 157441627), (133, 22491661), (647, 4623479), (4529, 660497), (12293, 243341), (34763, 86051)]