28156726

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{63703}}^1$

素因数の和:63735

約数の個数: 16

約数和(自身を含む): 48160224

約数和(自身を除く): 20003498

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 63703, 127406, 828139, 1082951, 1656278, 2165902, 14078363, 28156726]

約数ペア:

[(1, 28156726), (2, 14078363), (13, 2165902), (17, 1656278), (26, 1082951), (34, 828139), (221, 127406), (442, 63703)]