84578291

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{643}}^1$

素因数の和:735

約数の個数: 32

約数和(自身を含む): 108810240

約数和(自身を除く): 24231949

約数列:

[1, 7, 19, 23, 43, 133, 161, 301, 437, 643, 817, 989, 3059, 4501, 5719, 6923, 12217, 14789, 18791, 27649, 85519, 103523, 131537, 193543, 280991, 525331, 635927, 1966937, 3677317, 4451489, 12082613, 84578291]

約数ペア:

[(1, 84578291), (7, 12082613), (19, 4451489), (23, 3677317), (43, 1966937), (133, 635927), (161, 525331), (301, 280991), (437, 193543), (643, 131537), (817, 103523), (989, 85519), (3059, 27649), (4501, 18791), (5719, 14789), (6923, 12217)]