28654197

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3929}}^1$

素因数の和:3973

約数の個数: 32

約数和(自身を含む): 47537280

約数和(自身を除く): 18883083

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 143, 187, 221, 429, 561, 663, 2431, 3929, 7293, 11787, 43219, 51077, 66793, 129657, 153231, 200379, 561847, 734723, 868309, 1685541, 2204169, 2604927, 9551399, 28654197]

約数ペア:

[(1, 28654197), (3, 9551399), (11, 2604927), (13, 2204169), (17, 1685541), (33, 868309), (39, 734723), (51, 561847), (143, 200379), (187, 153231), (221, 129657), (429, 66793), (561, 51077), (663, 43219), (2431, 11787), (3929, 7293)]