51856767

素因数分解:

$3^4\times {\mathrm{71}}^2\times {\mathrm{127}}^1$

素因数の和:281

約数の個数: 30

約数和(自身を含む): 79190144

約数和(自身を除く): 27333377

約数列:

[1, 3, 9, 27, 71, 81, 127, 213, 381, 639, 1143, 1917, 3429, 5041, 5751, 9017, 10287, 15123, 27051, 45369, 81153, 136107, 243459, 408321, 640207, 730377, 1920621, 5761863, 17285589, 51856767]

約数ペア:

[(1, 51856767), (3, 17285589), (9, 5761863), (27, 1920621), (71, 730377), (81, 640207), (127, 408321), (213, 243459), (381, 136107), (639, 81153), (1143, 45369), (1917, 27051), (3429, 15123), (5041, 10287), (5751, 9017)]