66778818

素因数分解:

$2^1\times 3^1\times {\mathrm{163}}^1\times {\mathrm{68281}}^1$

素因数の和:68449

約数の個数: 16

約数和(自身を含む): 134378976

約数和(自身を除く): 67600158

約数列:

[1, 2, 3, 6, 163, 326, 489, 978, 68281, 136562, 204843, 409686, 11129803, 22259606, 33389409, 66778818]

約数ペア:

[(1, 66778818), (2, 33389409), (3, 22259606), (6, 11129803), (163, 409686), (326, 204843), (489, 136562), (978, 68281)]