30858919

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10939}}^1$

素因数の和:10990

約数の個数: 16

約数和(自身を含む): 39208960

約数和(自身を除く): 8350041

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 10939, 76573, 142207, 339109, 995449, 2373763, 4408417, 30858919]

約数ペア:

[(1, 30858919), (7, 4408417), (13, 2373763), (31, 995449), (91, 339109), (217, 142207), (403, 76573), (2821, 10939)]