206491999

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1\times {\mathrm{3061}}^1$

素因数の和:3510

約数の個数: 16

約数和(自身を含む): 246919680

約数和(自身を除く): 40427681

約数列:

[1, 7, 23, 161, 419, 2933, 3061, 9637, 21427, 67459, 70403, 492821, 1282559, 8977913, 29498857, 206491999]

約数ペア:

[(1, 206491999), (7, 29498857), (23, 8977913), (161, 1282559), (419, 492821), (2933, 70403), (3061, 67459), (9637, 21427)]