256776128

素因数分解:

$2^6\times 7^1\times {\mathrm{573161}}^1$

素因数の和:573180

約数の個数: 28

約数和(自身を含む): 582332592

約数和(自身を除く): 325556464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 573161, 1146322, 2292644, 4012127, 4585288, 8024254, 9170576, 16048508, 18341152, 32097016, 36682304, 64194032, 128388064, 256776128]

約数ペア:

[(1, 256776128), (2, 128388064), (4, 64194032), (7, 36682304), (8, 32097016), (14, 18341152), (16, 16048508), (28, 9170576), (32, 8024254), (56, 4585288), (64, 4012127), (112, 2292644), (224, 1146322), (448, 573161)]