66885871

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{937}}^1$

素因数の和:1003

約数の個数: 24

約数和(自身を含む): 80630480

約数和(自身を除く): 13744609

約数列:

[1, 13, 17, 19, 221, 247, 289, 323, 937, 3757, 4199, 5491, 12181, 15929, 17803, 71383, 207077, 231439, 270793, 302651, 3520309, 3934463, 5145067, 66885871]

約数ペア:

[(1, 66885871), (13, 5145067), (17, 3934463), (19, 3520309), (221, 302651), (247, 270793), (289, 231439), (323, 207077), (937, 71383), (3757, 17803), (4199, 15929), (5491, 12181)]