28286674

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{63997}}^1$

素因数の和:64029

約数の個数: 16

約数和(自身を含む): 48382488

約数和(自身を除く): 20095814

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 63997, 127994, 831961, 1087949, 1663922, 2175898, 14143337, 28286674]

約数ペア:

[(1, 28286674), (2, 14143337), (13, 2175898), (17, 1663922), (26, 1087949), (34, 831961), (221, 127994), (442, 63997)]