7686987

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{311}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 12939264

約数和(自身を除く): 5252277

約数列:

[1, 3, 7, 11, 21, 33, 77, 107, 231, 311, 321, 749, 933, 1177, 2177, 2247, 3421, 3531, 6531, 8239, 10263, 23947, 24717, 33277, 71841, 99831, 232939, 366047, 698817, 1098141, 2562329, 7686987]

約数ペア:

[(1, 7686987), (3, 2562329), (7, 1098141), (11, 698817), (21, 366047), (33, 232939), (77, 99831), (107, 71841), (231, 33277), (311, 24717), (321, 23947), (749, 10263), (933, 8239), (1177, 6531), (2177, 3531), (2247, 3421)]