51121575

素因数分解:

$3^2\times 5^2\times {\mathrm{227207}}^1$

素因数の和:227223

約数の個数: 18

約数和(自身を含む): 91564824

約数和(自身を除く): 40443249

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 227207, 681621, 1136035, 2044863, 3408105, 5680175, 10224315, 17040525, 51121575]

約数ペア:

[(1, 51121575), (3, 17040525), (5, 10224315), (9, 5680175), (15, 3408105), (25, 2044863), (45, 1136035), (75, 681621), (225, 227207)]