28307776

素因数分解:

$2^6\times 7^1\times {\mathrm{179}}^1\times {\mathrm{353}}^1$

素因数の和:551

約数の個数: 56

約数和(自身を含む): 64739520

約数和(自身を除く): 36431744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 179, 224, 353, 358, 448, 706, 716, 1253, 1412, 1432, 2471, 2506, 2824, 2864, 4942, 5012, 5648, 5728, 9884, 10024, 11296, 11456, 19768, 20048, 22592, 39536, 40096, 63187, 79072, 80192, 126374, 158144, 252748, 442309, 505496, 884618, 1010992, 1769236, 2021984, 3538472, 4043968, 7076944, 14153888, 28307776]

約数ペア:

[(1, 28307776), (2, 14153888), (4, 7076944), (7, 4043968), (8, 3538472), (14, 2021984), (16, 1769236), (28, 1010992), (32, 884618), (56, 505496), (64, 442309), (112, 252748), (179, 158144), (224, 126374), (353, 80192), (358, 79072), (448, 63187), (706, 40096), (716, 39536), (1253, 22592), (1412, 20048), (1432, 19768), (2471, 11456), (2506, 11296), (2824, 10024), (2864, 9884), (4942, 5728), (5012, 5648)]