7272209

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2657}}^1$

素因数の和:2704

約数の個数: 16

約数和(自身を含む): 9186048

約数和(自身を除く): 1913839

約数列:

[1, 7, 17, 23, 119, 161, 391, 2657, 2737, 18599, 45169, 61111, 316183, 427777, 1038887, 7272209]

約数ペア:

[(1, 7272209), (7, 1038887), (17, 427777), (23, 316183), (119, 61111), (161, 45169), (391, 18599), (2657, 2737)]