215597984

素因数分解:

$2^5\times 7^1\times {\mathrm{193}}^1\times {\mathrm{4987}}^1$

素因数の和:5197

約数の個数: 48

約数和(自身を含む): 487706688

約数和(自身を除く): 272108704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 193, 224, 386, 772, 1351, 1544, 2702, 3088, 4987, 5404, 6176, 9974, 10808, 19948, 21616, 34909, 39896, 43232, 69818, 79792, 139636, 159584, 279272, 558544, 962491, 1117088, 1924982, 3849964, 6737437, 7699928, 13474874, 15399856, 26949748, 30799712, 53899496, 107798992, 215597984]

約数ペア:

[(1, 215597984), (2, 107798992), (4, 53899496), (7, 30799712), (8, 26949748), (14, 15399856), (16, 13474874), (28, 7699928), (32, 6737437), (56, 3849964), (112, 1924982), (193, 1117088), (224, 962491), (386, 558544), (772, 279272), (1351, 159584), (1544, 139636), (2702, 79792), (3088, 69818), (4987, 43232), (5404, 39896), (6176, 34909), (9974, 21616), (10808, 19948)]