68404311

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2099}}^1$

素因数の和:2196

約数の個数: 32

約数和(自身を含む): 108864000

約数和(自身を除く): 40459689

約数列:

[1, 3, 9, 17, 27, 51, 71, 153, 213, 459, 639, 1207, 1917, 2099, 3621, 6297, 10863, 18891, 32589, 35683, 56673, 107049, 149029, 321147, 447087, 963441, 1341261, 2533493, 4023783, 7600479, 22801437, 68404311]

約数ペア:

[(1, 68404311), (3, 22801437), (9, 7600479), (17, 4023783), (27, 2533493), (51, 1341261), (71, 963441), (153, 447087), (213, 321147), (459, 149029), (639, 107049), (1207, 56673), (1917, 35683), (2099, 32589), (3621, 18891), (6297, 10863)]