28357197

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{191}}^1\times {\mathrm{409}}^1$

素因数の和:625

約数の個数: 24

約数和(自身を含む): 41879040

約数和(自身を除く): 13521843

約数列:

[1, 3, 11, 33, 121, 191, 363, 409, 573, 1227, 2101, 4499, 6303, 13497, 23111, 49489, 69333, 78119, 148467, 234357, 859309, 2577927, 9452399, 28357197]

約数ペア:

[(1, 28357197), (3, 9452399), (11, 2577927), (33, 859309), (121, 234357), (191, 148467), (363, 78119), (409, 69333), (573, 49489), (1227, 23111), (2101, 13497), (4499, 6303)]