12771423

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2777}}^1$

素因数の和:2863

約数の個数: 24

約数和(自身を含む): 21379488

約数和(自身を除く): 8608065

約数列:

[1, 3, 7, 9, 21, 63, 73, 219, 511, 657, 1533, 2777, 4599, 8331, 19439, 24993, 58317, 174951, 202721, 608163, 1419047, 1824489, 4257141, 12771423]

約数ペア:

[(1, 12771423), (3, 4257141), (7, 1824489), (9, 1419047), (21, 608163), (63, 202721), (73, 174951), (219, 58317), (511, 24993), (657, 19439), (1533, 8331), (2777, 4599)]