399335424

素因数分解:

$2^{13}\times 3^1\times {\mathrm{16249}}^1$

素因数の和:16278

約数の個数: 56

約数和(自身を含む): 1064895000

約数和(自身を除く): 665559576

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1024, 1536, 2048, 3072, 4096, 6144, 8192, 12288, 16249, 24576, 32498, 48747, 64996, 97494, 129992, 194988, 259984, 389976, 519968, 779952, 1039936, 1559904, 2079872, 3119808, 4159744, 6239616, 8319488, 12479232, 16638976, 24958464, 33277952, 49916928, 66555904, 99833856, 133111808, 199667712, 399335424]

約数ペア:

[(1, 399335424), (2, 199667712), (3, 133111808), (4, 99833856), (6, 66555904), (8, 49916928), (12, 33277952), (16, 24958464), (24, 16638976), (32, 12479232), (48, 8319488), (64, 6239616), (96, 4159744), (128, 3119808), (192, 2079872), (256, 1559904), (384, 1039936), (512, 779952), (768, 519968), (1024, 389976), (1536, 259984), (2048, 194988), (3072, 129992), (4096, 97494), (6144, 64996), (8192, 48747), (12288, 32498), (16249, 24576)]