205481057

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{73}}^1\times {\mathrm{313}}^1$

素因数の和:449

約数の個数: 24

約数和(自身を含む): 231291144

約数和(自身を除く): 25810087

約数列:

[1, 17, 23, 73, 313, 391, 529, 1241, 1679, 5321, 7199, 8993, 22849, 28543, 38617, 122383, 165577, 388433, 525527, 656489, 2814809, 8933959, 12087121, 205481057]

約数ペア:

[(1, 205481057), (17, 12087121), (23, 8933959), (73, 2814809), (313, 656489), (391, 525527), (529, 388433), (1241, 165577), (1679, 122383), (5321, 38617), (7199, 28543), (8993, 22849)]