28697734

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{64927}}^1$

素因数の和:64959

約数の個数: 16

約数和(自身を含む): 49085568

約数和(自身を除く): 20387834

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 64927, 129854, 844051, 1103759, 1688102, 2207518, 14348867, 28697734]

約数ペア:

[(1, 28697734), (2, 14348867), (13, 2207518), (17, 1688102), (26, 1103759), (34, 844051), (221, 129854), (442, 64927)]