208432168

素因数分解:

$2^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{26777}}^1$

素因数の和:26929

約数の個数: 32

約数和(自身を含む): 449870400

約数和(自身を除く): 241438232

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 139, 278, 556, 973, 1112, 1946, 3892, 7784, 26777, 53554, 107108, 187439, 214216, 374878, 749756, 1499512, 3722003, 7444006, 14888012, 26054021, 29776024, 52108042, 104216084, 208432168]

約数ペア:

[(1, 208432168), (2, 104216084), (4, 52108042), (7, 29776024), (8, 26054021), (14, 14888012), (28, 7444006), (56, 3722003), (139, 1499512), (278, 749756), (556, 374878), (973, 214216), (1112, 187439), (1946, 107108), (3892, 53554), (7784, 26777)]