138577048

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{647}}^1\times {\mathrm{653}}^1$

素因数の和:1347

約数の個数: 32

約数和(自身を含む): 266988960

約数和(自身を除く): 128411912

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 647, 653, 1294, 1306, 2588, 2612, 5176, 5224, 26527, 26773, 53054, 53546, 106108, 107092, 212216, 214184, 422491, 844982, 1689964, 3379928, 17322131, 34644262, 69288524, 138577048]

約数ペア:

[(1, 138577048), (2, 69288524), (4, 34644262), (8, 17322131), (41, 3379928), (82, 1689964), (164, 844982), (328, 422491), (647, 214184), (653, 212216), (1294, 107092), (1306, 106108), (2588, 53546), (2612, 53054), (5176, 26773), (5224, 26527)]