78871324

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{122471}}^1$

素因数の和:122505

約数の個数: 24

約数和(自身を含む): 164602368

約数和(自身を除く): 85731044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 122471, 244942, 489884, 857297, 1714594, 2816833, 3429188, 5633666, 11267332, 19717831, 39435662, 78871324]

約数ペア:

[(1, 78871324), (2, 39435662), (4, 19717831), (7, 11267332), (14, 5633666), (23, 3429188), (28, 2816833), (46, 1714594), (92, 857297), (161, 489884), (322, 244942), (644, 122471)]