28207839

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{4339}}^1$

素因数の和:4550

約数の個数: 16

約数和(自身を含む): 41247360

約数和(自身を除く): 13039521

約数列:

[1, 3, 11, 33, 197, 591, 2167, 4339, 6501, 13017, 47729, 143187, 854783, 2564349, 9402613, 28207839]

約数ペア:

[(1, 28207839), (3, 9402613), (11, 2564349), (33, 854783), (197, 143187), (591, 47729), (2167, 13017), (4339, 6501)]