399394304

素因数分解:

$2^9\times {\mathrm{211}}^1\times {\mathrm{3697}}^1$

素因数の和:3926

約数の個数: 40

約数和(自身を含む): 802007448

約数和(自身を除く): 402613144

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 211, 256, 422, 512, 844, 1688, 3376, 3697, 6752, 7394, 13504, 14788, 27008, 29576, 54016, 59152, 108032, 118304, 236608, 473216, 780067, 946432, 1560134, 1892864, 3120268, 6240536, 12481072, 24962144, 49924288, 99848576, 199697152, 399394304]

約数ペア:

[(1, 399394304), (2, 199697152), (4, 99848576), (8, 49924288), (16, 24962144), (32, 12481072), (64, 6240536), (128, 3120268), (211, 1892864), (256, 1560134), (422, 946432), (512, 780067), (844, 473216), (1688, 236608), (3376, 118304), (3697, 108032), (6752, 59152), (7394, 54016), (13504, 29576), (14788, 27008)]