216860672

素因数分解:

$2^{11}\times 7^2\times {\mathrm{2161}}^1$

素因数の和:2197

約数の個数: 72

約数和(自身を含む): 504643230

約数和(自身を除く): 287782558

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 512, 784, 896, 1024, 1568, 1792, 2048, 2161, 3136, 3584, 4322, 6272, 7168, 8644, 12544, 14336, 15127, 17288, 25088, 30254, 34576, 50176, 60508, 69152, 100352, 105889, 121016, 138304, 211778, 242032, 276608, 423556, 484064, 553216, 847112, 968128, 1106432, 1694224, 1936256, 2212864, 3388448, 3872512, 4425728, 6776896, 7745024, 13553792, 15490048, 27107584, 30980096, 54215168, 108430336, 216860672]

約数ペア:

[(1, 216860672), (2, 108430336), (4, 54215168), (7, 30980096), (8, 27107584), (14, 15490048), (16, 13553792), (28, 7745024), (32, 6776896), (49, 4425728), (56, 3872512), (64, 3388448), (98, 2212864), (112, 1936256), (128, 1694224), (196, 1106432), (224, 968128), (256, 847112), (392, 553216), (448, 484064), (512, 423556), (784, 276608), (896, 242032), (1024, 211778), (1568, 138304), (1792, 121016), (2048, 105889), (2161, 100352), (3136, 69152), (3584, 60508), (4322, 50176), (6272, 34576), (7168, 30254), (8644, 25088), (12544, 17288), (14336, 15127)]