123921764

素因数分解:

$2^2\times {\mathrm{419}}^1\times {\mathrm{73939}}^1$

素因数の和:74362

約数の個数: 12

約数和(自身を含む): 217383600

約数和(自身を除く): 93461836

約数列:

[1, 2, 4, 419, 838, 1676, 73939, 147878, 295756, 30980441, 61960882, 123921764]

約数ペア:

[(1, 123921764), (2, 61960882), (4, 30980441), (419, 295756), (838, 147878), (1676, 73939)]