28305484795

素因数分解:

$5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{1298119}}^1$

素因数の和:1298227

約数の個数: 24

約数和(自身を含む): 39956133600

約数和(自身を除く): 11650648805

約数列:

[1, 5, 7, 35, 49, 89, 245, 445, 623, 3115, 4361, 21805, 1298119, 6490595, 9086833, 45434165, 63607831, 115532591, 318039155, 577662955, 808728137, 4043640685, 5661096959, 28305484795]

約数ペア:

[(1, 28305484795), (5, 5661096959), (7, 4043640685), (35, 808728137), (49, 577662955), (89, 318039155), (245, 115532591), (445, 63607831), (623, 45434165), (3115, 9086833), (4361, 6490595), (21805, 1298119)]