15638571

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1831}}^1$

素因数の和:1923

約数の個数: 24

約数和(自身を含む): 24673376

約数和(自身を除く): 9034805

約数列:

[1, 3, 9, 13, 39, 73, 117, 219, 657, 949, 1831, 2847, 5493, 8541, 16479, 23803, 71409, 133663, 214227, 400989, 1202967, 1737619, 5212857, 15638571]

約数ペア:

[(1, 15638571), (3, 5212857), (9, 1737619), (13, 1202967), (39, 400989), (73, 214227), (117, 133663), (219, 71409), (657, 23803), (949, 16479), (1831, 8541), (2847, 5493)]