28411981

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{2179}}^1$

素因数の和:2268

約数の個数: 16

約数和(自身を含む): 32961600

約数和(自身を除く): 4549619

約数列:

[1, 13, 17, 59, 221, 767, 1003, 2179, 13039, 28327, 37043, 128561, 481559, 1671293, 2185537, 28411981]

約数ペア:

[(1, 28411981), (13, 2185537), (17, 1671293), (59, 481559), (221, 128561), (767, 37043), (1003, 28327), (2179, 13039)]