15212967

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{5987}}^1$

素因数の和:6019

約数の個数: 24

約数和(自身を含む): 25484928

約数和(自身を除く): 10271961

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 5987, 17961, 41909, 65857, 125727, 197571, 460999, 724427, 1382997, 2173281, 5070989, 15212967]

約数ペア:

[(1, 15212967), (3, 5070989), (7, 2173281), (11, 1382997), (21, 724427), (33, 460999), (77, 197571), (121, 125727), (231, 65857), (363, 41909), (847, 17961), (2541, 5987)]