205735565

素因数分解:

$5^1\times 7^2\times {\mathrm{617}}^1\times {\mathrm{1361}}^1$

素因数の和:1997

約数の個数: 24

約数和(自身を含む): 287866872

約数和(自身を除く): 82131307

約数列:

[1, 5, 7, 35, 49, 245, 617, 1361, 3085, 4319, 6805, 9527, 21595, 30233, 47635, 66689, 151165, 333445, 839737, 4198685, 5878159, 29390795, 41147113, 205735565]

約数ペア:

[(1, 205735565), (5, 41147113), (7, 29390795), (35, 5878159), (49, 4198685), (245, 839737), (617, 333445), (1361, 151165), (3085, 66689), (4319, 47635), (6805, 30233), (9527, 21595)]