208996895

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{9349}}^1$

素因数の和:9634

約数の個数: 16

約数和(自身を含む): 266587200

約数和(自身を除く): 57590305

約数列:

[1, 5, 17, 85, 263, 1315, 4471, 9349, 22355, 46745, 158933, 794665, 2458787, 12293935, 41799379, 208996895]

約数ペア:

[(1, 208996895), (5, 41799379), (17, 12293935), (85, 2458787), (263, 794665), (1315, 158933), (4471, 46745), (9349, 22355)]