28645265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{12703}}^1$

素因数の和:12760

約数の個数: 16

約数和(自身を含む): 38416896

約数和(自身を除く): 9771631

約数列:

[1, 5, 11, 41, 55, 205, 451, 2255, 12703, 63515, 139733, 520823, 698665, 2604115, 5729053, 28645265]

約数ペア:

[(1, 28645265), (5, 5729053), (11, 2604115), (41, 698665), (55, 520823), (205, 139733), (451, 63515), (2255, 12703)]