28785784

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{67891}}^1$

素因数の和:67950

約数の個数: 16

約数和(自身を含む): 54992520

約数和(自身を除く): 26206736

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 67891, 135782, 271564, 543128, 3598223, 7196446, 14392892, 28785784]

約数ペア:

[(1, 28785784), (2, 14392892), (4, 7196446), (8, 3598223), (53, 543128), (106, 271564), (212, 135782), (424, 67891)]