208326517

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 270552960

約数和(自身を除く): 62226443

約数列:

[1, 7, 17, 29, 53, 67, 119, 203, 289, 371, 469, 493, 901, 1139, 1537, 1943, 2023, 3451, 3551, 6307, 7973, 8381, 10759, 13601, 15317, 19363, 24857, 26129, 33031, 58667, 60367, 102979, 107219, 135541, 182903, 231217, 422569, 444193, 561527, 720853, 1026239, 1750643, 3109351, 3930689, 7183673, 12254501, 29760931, 208326517]

約数ペア:

[(1, 208326517), (7, 29760931), (17, 12254501), (29, 7183673), (53, 3930689), (67, 3109351), (119, 1750643), (203, 1026239), (289, 720853), (371, 561527), (469, 444193), (493, 422569), (901, 231217), (1139, 182903), (1537, 135541), (1943, 107219), (2023, 102979), (3451, 60367), (3551, 58667), (6307, 33031), (7973, 26129), (8381, 24857), (10759, 19363), (13601, 15317)]