28290163

素因数分解:

${\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:219

約数の個数: 24

約数和(自身を含む): 32749920

約数和(自身を除く): 4459757

約数列:

[1, 11, 37, 71, 89, 121, 407, 781, 979, 2627, 3293, 4477, 6319, 8591, 10769, 28897, 36223, 69509, 233803, 317867, 398453, 764599, 2571833, 28290163]

約数ペア:

[(1, 28290163), (11, 2571833), (37, 764599), (71, 398453), (89, 317867), (121, 233803), (407, 69509), (781, 36223), (979, 28897), (2627, 10769), (3293, 8591), (4477, 6319)]