987814912

素因数分解:

$2^{10}\times 7^2\times {\mathrm{19687}}^1$

素因数の和:19721

約数の個数: 66

約数和(自身を含む): 2297176152

約数和(自身を除く): 1309361240

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, 3136, 3584, 6272, 7168, 12544, 19687, 25088, 39374, 50176, 78748, 137809, 157496, 275618, 314992, 551236, 629984, 964663, 1102472, 1259968, 1929326, 2204944, 2519936, 3858652, 4409888, 5039872, 7717304, 8819776, 10079744, 15434608, 17639552, 20159488, 30869216, 35279104, 61738432, 70558208, 123476864, 141116416, 246953728, 493907456, 987814912]

約数ペア:

[(1, 987814912), (2, 493907456), (4, 246953728), (7, 141116416), (8, 123476864), (14, 70558208), (16, 61738432), (28, 35279104), (32, 30869216), (49, 20159488), (56, 17639552), (64, 15434608), (98, 10079744), (112, 8819776), (128, 7717304), (196, 5039872), (224, 4409888), (256, 3858652), (392, 2519936), (448, 2204944), (512, 1929326), (784, 1259968), (896, 1102472), (1024, 964663), (1568, 629984), (1792, 551236), (3136, 314992), (3584, 275618), (6272, 157496), (7168, 137809), (12544, 78748), (19687, 50176), (25088, 39374)]