127728486

素因数分解:

$2^1\times 3^2\times {\mathrm{257}}^1\times {\mathrm{27611}}^1$

素因数の和:27876

約数の個数: 24

約数和(自身を含む): 277831944

約数和(自身を除く): 150103458

約数列:

[1, 2, 3, 6, 9, 18, 257, 514, 771, 1542, 2313, 4626, 27611, 55222, 82833, 165666, 248499, 496998, 7096027, 14192054, 21288081, 42576162, 63864243, 127728486]

約数ペア:

[(1, 127728486), (2, 63864243), (3, 42576162), (6, 21288081), (9, 14192054), (18, 7096027), (257, 496998), (514, 248499), (771, 165666), (1542, 82833), (2313, 55222), (4626, 27611)]