28397837

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6763}}^1$

素因数の和:6812

約数の個数: 16

約数和(自身を含む): 34090560

約数和(自身を除く): 5692723

約数列:

[1, 13, 17, 19, 221, 247, 323, 4199, 6763, 87919, 114971, 128497, 1494623, 1670461, 2184449, 28397837]

約数ペア:

[(1, 28397837), (13, 2184449), (17, 1670461), (19, 1494623), (221, 128497), (247, 114971), (323, 87919), (4199, 6763)]