917752816

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{499}}^1\times {\mathrm{1619}}^1$

素因数の和:2197

約数の個数: 40

約数和(自身を含む): 1807920000

約数和(自身を除く): 890167184

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 499, 568, 998, 1136, 1619, 1996, 3238, 3992, 6476, 7984, 12952, 25904, 35429, 70858, 114949, 141716, 229898, 283432, 459796, 566864, 807881, 919592, 1615762, 1839184, 3231524, 6463048, 12926096, 57359551, 114719102, 229438204, 458876408, 917752816]

約数ペア:

[(1, 917752816), (2, 458876408), (4, 229438204), (8, 114719102), (16, 57359551), (71, 12926096), (142, 6463048), (284, 3231524), (499, 1839184), (568, 1615762), (998, 919592), (1136, 807881), (1619, 566864), (1996, 459796), (3238, 283432), (3992, 229898), (6476, 141716), (7984, 114949), (12952, 70858), (25904, 35429)]