678404864

素因数分解:

$2^8\times {\mathrm{1327}}^1\times {\mathrm{1997}}^1$

素因数の和:3340

約数の個数: 36

約数和(自身を含む): 1355858784

約数和(自身を除く): 677453920

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 1327, 1997, 2654, 3994, 5308, 7988, 10616, 15976, 21232, 31952, 42464, 63904, 84928, 127808, 169856, 255616, 339712, 511232, 2650019, 5300038, 10600076, 21200152, 42400304, 84800608, 169601216, 339202432, 678404864]

約数ペア:

[(1, 678404864), (2, 339202432), (4, 169601216), (8, 84800608), (16, 42400304), (32, 21200152), (64, 10600076), (128, 5300038), (256, 2650019), (1327, 511232), (1997, 339712), (2654, 255616), (3994, 169856), (5308, 127808), (7988, 84928), (10616, 63904), (15976, 42464), (21232, 31952)]