28224889

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{5471}}^1$

素因数の和:5556

約数の個数: 16

約数和(自身を含む): 35721216

約数和(自身を除く): 7496327

約数列:

[1, 7, 11, 67, 77, 469, 737, 5159, 5471, 38297, 60181, 366557, 421267, 2565899, 4032127, 28224889]

約数ペア:

[(1, 28224889), (7, 4032127), (11, 2565899), (67, 421267), (77, 366557), (469, 60181), (737, 38297), (5159, 5471)]