207856125

素因数分解:

$3^6\times 5^3\times {\mathrm{2281}}^1$

素因数の和:2314

約数の個数: 56

約数和(自身を含む): 389099256

約数和(自身を除く): 181243131

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 125, 135, 225, 243, 375, 405, 675, 729, 1125, 1215, 2025, 2281, 3375, 3645, 6075, 6843, 10125, 11405, 18225, 20529, 30375, 34215, 57025, 61587, 91125, 102645, 171075, 184761, 285125, 307935, 513225, 554283, 855375, 923805, 1539675, 1662849, 2566125, 2771415, 4619025, 7698375, 8314245, 13857075, 23095125, 41571225, 69285375, 207856125]

約数ペア:

[(1, 207856125), (3, 69285375), (5, 41571225), (9, 23095125), (15, 13857075), (25, 8314245), (27, 7698375), (45, 4619025), (75, 2771415), (81, 2566125), (125, 1662849), (135, 1539675), (225, 923805), (243, 855375), (375, 554283), (405, 513225), (675, 307935), (729, 285125), (1125, 184761), (1215, 171075), (2025, 102645), (2281, 91125), (3375, 61587), (3645, 57025), (6075, 34215), (6843, 30375), (10125, 20529), (11405, 18225)]