78439508

素因数分解:

$2^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{11161}}^1$

素因数の和:11423

約数の個数: 24

約数和(自身を含む): 157518144

約数和(自身を除く): 79078636

約数列:

[1, 2, 4, 7, 14, 28, 251, 502, 1004, 1757, 3514, 7028, 11161, 22322, 44644, 78127, 156254, 312508, 2801411, 5602822, 11205644, 19609877, 39219754, 78439508]

約数ペア:

[(1, 78439508), (2, 39219754), (4, 19609877), (7, 11205644), (14, 5602822), (28, 2801411), (251, 312508), (502, 156254), (1004, 78127), (1757, 44644), (3514, 22322), (7028, 11161)]