28305381895

素因数分解:

$5^1\times 7^2\times {\mathrm{115532171}}^1$

素因数の和:115532190

約数の個数: 12

約数和(自身を含む): 39512002824

約数和(自身を除く): 11206620929

約数列:

[1, 5, 7, 35, 49, 245, 115532171, 577660855, 808725197, 4043625985, 5661076379, 28305381895]

約数ペア:

[(1, 28305381895), (5, 5661076379), (7, 4043625985), (35, 808725197), (49, 577660855), (245, 115532171)]