217212352

素因数分解:

$2^6\times 7^1\times {\mathrm{311}}^1\times {\mathrm{1559}}^1$

素因数の和:1889

約数の個数: 56

約数和(自身を含む): 494507520

約数和(自身を除く): 277295168

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 311, 448, 622, 1244, 1559, 2177, 2488, 3118, 4354, 4976, 6236, 8708, 9952, 10913, 12472, 17416, 19904, 21826, 24944, 34832, 43652, 49888, 69664, 87304, 99776, 139328, 174608, 349216, 484849, 698432, 969698, 1939396, 3393943, 3878792, 6787886, 7757584, 13575772, 15515168, 27151544, 31030336, 54303088, 108606176, 217212352]

約数ペア:

[(1, 217212352), (2, 108606176), (4, 54303088), (7, 31030336), (8, 27151544), (14, 15515168), (16, 13575772), (28, 7757584), (32, 6787886), (56, 3878792), (64, 3393943), (112, 1939396), (224, 969698), (311, 698432), (448, 484849), (622, 349216), (1244, 174608), (1559, 139328), (2177, 99776), (2488, 87304), (3118, 69664), (4354, 49888), (4976, 43652), (6236, 34832), (8708, 24944), (9952, 21826), (10913, 19904), (12472, 17416)]