2809856

素因数分解:

$2^{13}\times 7^3$

素因数の和:47

約数の個数: 56

約数和(自身を含む): 6553200

約数和(自身を除く): 3743344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 343, 392, 448, 512, 686, 784, 896, 1024, 1372, 1568, 1792, 2048, 2744, 3136, 3584, 4096, 5488, 6272, 7168, 8192, 10976, 12544, 14336, 21952, 25088, 28672, 43904, 50176, 57344, 87808, 100352, 175616, 200704, 351232, 401408, 702464, 1404928, 2809856]

約数ペア:

[(1, 2809856), (2, 1404928), (4, 702464), (7, 401408), (8, 351232), (14, 200704), (16, 175616), (28, 100352), (32, 87808), (49, 57344), (56, 50176), (64, 43904), (98, 28672), (112, 25088), (128, 21952), (196, 14336), (224, 12544), (256, 10976), (343, 8192), (392, 7168), (448, 6272), (512, 5488), (686, 4096), (784, 3584), (896, 3136), (1024, 2744), (1372, 2048), (1568, 1792)]