208569256

素因数分解:

$2^3\times 7^1\times {\mathrm{1559}}^1\times {\mathrm{2389}}^1$

素因数の和:3961

約数の個数: 32

約数和(自身を含む): 447408000

約数和(自身を除く): 238838744

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1559, 2389, 3118, 4778, 6236, 9556, 10913, 12472, 16723, 19112, 21826, 33446, 43652, 66892, 87304, 133784, 3724451, 7448902, 14897804, 26071157, 29795608, 52142314, 104284628, 208569256]

約数ペア:

[(1, 208569256), (2, 104284628), (4, 52142314), (7, 29795608), (8, 26071157), (14, 14897804), (28, 7448902), (56, 3724451), (1559, 133784), (2389, 87304), (3118, 66892), (4778, 43652), (6236, 33446), (9556, 21826), (10913, 19112), (12472, 16723)]