1987260781

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{247141}}^1$

素因数の和:247212

約数の個数: 16

約数和(自身を含む): 2348837568

約数和(自身を除く): 361576787

約数列:

[1, 11, 17, 43, 187, 473, 731, 8041, 247141, 2718551, 4201397, 10627063, 46215367, 116897693, 180660071, 1987260781]

約数ペア:

[(1, 1987260781), (11, 180660071), (17, 116897693), (43, 46215367), (187, 10627063), (473, 4201397), (731, 2718551), (8041, 247141)]