12926187

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:439

約数の個数: 24

約数和(自身を含む): 19329024

約数和(自身を除く): 6402837

約数列:

[1, 3, 9, 43, 127, 129, 263, 381, 387, 789, 1143, 2367, 5461, 11309, 16383, 33401, 33927, 49149, 100203, 101781, 300609, 1436243, 4308729, 12926187]

約数ペア:

[(1, 12926187), (3, 4308729), (9, 1436243), (43, 300609), (127, 101781), (129, 100203), (263, 49149), (381, 33927), (387, 33401), (789, 16383), (1143, 11309), (2367, 5461)]