28421926

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{64303}}^1$

素因数の和:64335

約数の個数: 16

約数和(自身を含む): 48613824

約数和(自身を除く): 20191898

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 64303, 128606, 835939, 1093151, 1671878, 2186302, 14210963, 28421926]

約数ペア:

[(1, 28421926), (2, 14210963), (13, 2186302), (17, 1671878), (26, 1093151), (34, 835939), (221, 128606), (442, 64303)]