8640489

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1831}}^1$

素因数の和:1869

約数の個数: 24

約数和(自身を含む): 13644736

約数和(自身を除く): 5004247

約数列:

[1, 3, 11, 13, 33, 39, 121, 143, 363, 429, 1573, 1831, 4719, 5493, 20141, 23803, 60423, 71409, 221551, 261833, 664653, 785499, 2880163, 8640489]

約数ペア:

[(1, 8640489), (3, 2880163), (11, 785499), (13, 664653), (33, 261833), (39, 221551), (121, 71409), (143, 60423), (363, 23803), (429, 20141), (1573, 5493), (1831, 4719)]