78886423

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7703}}^1$

素因数の和:7747

約数の個数: 24

約数和(自身を含む): 105390720

約数和(自身を除く): 26504297

約数列:

[1, 7, 11, 19, 49, 77, 133, 209, 539, 931, 1463, 7703, 10241, 53921, 84733, 146357, 377447, 593131, 1024499, 1609927, 4151917, 7171493, 11269489, 78886423]

約数ペア:

[(1, 78886423), (7, 11269489), (11, 7171493), (19, 4151917), (49, 1609927), (77, 1024499), (133, 593131), (209, 377447), (539, 146357), (931, 84733), (1463, 53921), (7703, 10241)]