27691054

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{2161}}^1$

素因数の和:2355

約数の個数: 16

約数和(自身を含む): 42807600

約数和(自身を除く): 15116546

約数列:

[1, 2, 43, 86, 149, 298, 2161, 4322, 6407, 12814, 92923, 185846, 321989, 643978, 13845527, 27691054]

約数ペア:

[(1, 27691054), (2, 13845527), (43, 643978), (86, 321989), (149, 185846), (298, 92923), (2161, 12814), (4322, 6407)]