207907205

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{8419}}^1$

素因数の和:8884

約数の個数: 16

約数和(自身を含む): 272808000

約数和(自身を除く): 64900795

約数列:

[1, 5, 11, 55, 449, 2245, 4939, 8419, 24695, 42095, 92609, 463045, 3780131, 18900655, 41581441, 207907205]

約数ペア:

[(1, 207907205), (5, 41581441), (11, 18900655), (55, 3780131), (449, 463045), (2245, 92609), (4939, 42095), (8419, 24695)]