247491178

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{489113}}^1$

素因数の和:489149

約数の個数: 16

約数和(自身を含む): 422594496

約数和(自身を除く): 175103318

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 489113, 978226, 5380243, 10760486, 11249599, 22499198, 123745589, 247491178]

約数ペア:

[(1, 247491178), (2, 123745589), (11, 22499198), (22, 11249599), (23, 10760486), (46, 5380243), (253, 978226), (506, 489113)]