208991552

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{42409}}^1$

素因数の和:42439

約数の個数: 56

約数和(自身を含む): 517062720

約数和(自身を除く): 308071168

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 154, 176, 224, 308, 352, 448, 616, 704, 1232, 2464, 4928, 42409, 84818, 169636, 296863, 339272, 466499, 593726, 678544, 932998, 1187452, 1357088, 1865996, 2374904, 2714176, 3265493, 3731992, 4749808, 6530986, 7463984, 9499616, 13061972, 14927968, 18999232, 26123944, 29855936, 52247888, 104495776, 208991552]

約数ペア:

[(1, 208991552), (2, 104495776), (4, 52247888), (7, 29855936), (8, 26123944), (11, 18999232), (14, 14927968), (16, 13061972), (22, 9499616), (28, 7463984), (32, 6530986), (44, 4749808), (56, 3731992), (64, 3265493), (77, 2714176), (88, 2374904), (112, 1865996), (154, 1357088), (176, 1187452), (224, 932998), (308, 678544), (352, 593726), (448, 466499), (616, 339272), (704, 296863), (1232, 169636), (2464, 84818), (4928, 42409)]