27888729

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{11903}}^1$

素因数の和:11988

約数の個数: 16

約数和(自身を含む): 41140224

約数和(自身を除く): 13251495

約数列:

[1, 3, 11, 33, 71, 213, 781, 2343, 11903, 35709, 130933, 392799, 845113, 2535339, 9296243, 27888729]

約数ペア:

[(1, 27888729), (3, 9296243), (11, 2535339), (33, 845113), (71, 392799), (213, 130933), (781, 35709), (2343, 11903)]