208729864

素因数分解:

$2^3\times 7^1\times {\mathrm{1381}}^1\times {\mathrm{2699}}^1$

素因数の和:4093

約数の個数: 32

約数和(自身を含む): 447768000

約数和(自身を除く): 239038136

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1381, 2699, 2762, 5398, 5524, 9667, 10796, 11048, 18893, 19334, 21592, 37786, 38668, 75572, 77336, 151144, 3727319, 7454638, 14909276, 26091233, 29818552, 52182466, 104364932, 208729864]

約数ペア:

[(1, 208729864), (2, 104364932), (4, 52182466), (7, 29818552), (8, 26091233), (14, 14909276), (28, 7454638), (56, 3727319), (1381, 151144), (2699, 77336), (2762, 75572), (5398, 38668), (5524, 37786), (9667, 21592), (10796, 19334), (11048, 18893)]