139378568

素因数分解:

$2^3\times 7^1\times {\mathrm{223}}^1\times {\mathrm{11161}}^1$

素因数の和:11397

約数の個数: 32

約数和(自身を含む): 300034560

約数和(自身を除く): 160655992

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 223, 446, 892, 1561, 1784, 3122, 6244, 11161, 12488, 22322, 44644, 78127, 89288, 156254, 312508, 625016, 2488903, 4977806, 9955612, 17422321, 19911224, 34844642, 69689284, 139378568]

約数ペア:

[(1, 139378568), (2, 69689284), (4, 34844642), (7, 19911224), (8, 17422321), (14, 9955612), (28, 4977806), (56, 2488903), (223, 625016), (446, 312508), (892, 156254), (1561, 89288), (1784, 78127), (3122, 44644), (6244, 22322), (11161, 12488)]