278147008

素因数分解:

$2^6\times {\mathrm{223}}^1\times {\mathrm{19489}}^1$

素因数の和:19724

約数の個数: 28

約数和(自身を含む): 554451520

約数和(自身を除く): 276304512

約数列:

[1, 2, 4, 8, 16, 32, 64, 223, 446, 892, 1784, 3568, 7136, 14272, 19489, 38978, 77956, 155912, 311824, 623648, 1247296, 4346047, 8692094, 17384188, 34768376, 69536752, 139073504, 278147008]

約数ペア:

[(1, 278147008), (2, 139073504), (4, 69536752), (8, 34768376), (16, 17384188), (32, 8692094), (64, 4346047), (223, 1247296), (446, 623648), (892, 311824), (1784, 155912), (3568, 77956), (7136, 38978), (14272, 19489)]