2644719

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^2$

素因数の和:235

約数の個数: 24

約数和(自身を含む): 4437888

約数和(自身を除く): 1793169

約数列:

[1, 3, 7, 11, 21, 33, 77, 107, 231, 321, 749, 1177, 2247, 3531, 8239, 11449, 24717, 34347, 80143, 125939, 240429, 377817, 881573, 2644719]

約数ペア:

[(1, 2644719), (3, 881573), (7, 377817), (11, 240429), (21, 125939), (33, 80143), (77, 34347), (107, 24717), (231, 11449), (321, 8239), (749, 3531), (1177, 2247)]