28198573

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:444

約数の個数: 16

約数和(自身を含む): 31159296

約数和(自身を除く): 2960723

約数列:

[1, 13, 71, 137, 223, 923, 1781, 2899, 9727, 15833, 30551, 126451, 205829, 397163, 2169121, 28198573]

約数ペア:

[(1, 28198573), (13, 2169121), (71, 397163), (137, 205829), (223, 126451), (923, 30551), (1781, 15833), (2899, 9727)]