28438553

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2801}}^1$

素因数の和:2896

約数の個数: 16

約数和(自身を含む): 33892992

約数和(自身を除く): 5454439

約数列:

[1, 11, 13, 71, 143, 781, 923, 2801, 10153, 30811, 36413, 198871, 400543, 2187581, 2585323, 28438553]

約数ペア:

[(1, 28438553), (11, 2585323), (13, 2187581), (71, 400543), (143, 198871), (781, 36413), (923, 30811), (2801, 10153)]