2786142016

素因数分解:

$2^6\times 7^1\times {\mathrm{311}}^1\times {\mathrm{19997}}^1$

素因数の和:20327

約数の個数: 56

約数和(自身を含む): 6339206016

約数和(自身を除く): 3553064000

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 311, 448, 622, 1244, 2177, 2488, 4354, 4976, 8708, 9952, 17416, 19904, 19997, 34832, 39994, 69664, 79988, 139328, 139979, 159976, 279958, 319952, 559916, 639904, 1119832, 1279808, 2239664, 4479328, 6219067, 8958656, 12438134, 24876268, 43533469, 49752536, 87066938, 99505072, 174133876, 199010144, 348267752, 398020288, 696535504, 1393071008, 2786142016]

約数ペア:

[(1, 2786142016), (2, 1393071008), (4, 696535504), (7, 398020288), (8, 348267752), (14, 199010144), (16, 174133876), (28, 99505072), (32, 87066938), (56, 49752536), (64, 43533469), (112, 24876268), (224, 12438134), (311, 8958656), (448, 6219067), (622, 4479328), (1244, 2239664), (2177, 1279808), (2488, 1119832), (4354, 639904), (4976, 559916), (8708, 319952), (9952, 279958), (17416, 159976), (19904, 139979), (19997, 139328), (34832, 79988), (39994, 69664)]