13261087

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2657}}^1$

素因数の和:2718

約数の個数: 16

約数和(自身を含む): 16330752

約数和(自身を除く): 3069665

約数列:

[1, 7, 23, 31, 161, 217, 713, 2657, 4991, 18599, 61111, 82367, 427777, 576569, 1894441, 13261087]

約数ペア:

[(1, 13261087), (7, 1894441), (23, 576569), (31, 427777), (161, 82367), (217, 61111), (713, 18599), (2657, 4991)]