87801728

素因数分解:

$2^7\times 7^2\times {\mathrm{13999}}^1$

素因数の和:14027

約数の個数: 48

約数和(自身を含む): 203490000

約数和(自身を除く): 115688272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 392, 448, 784, 896, 1568, 3136, 6272, 13999, 27998, 55996, 97993, 111992, 195986, 223984, 391972, 447968, 685951, 783944, 895936, 1371902, 1567888, 1791872, 2743804, 3135776, 5487608, 6271552, 10975216, 12543104, 21950432, 43900864, 87801728]

約数ペア:

[(1, 87801728), (2, 43900864), (4, 21950432), (7, 12543104), (8, 10975216), (14, 6271552), (16, 5487608), (28, 3135776), (32, 2743804), (49, 1791872), (56, 1567888), (64, 1371902), (98, 895936), (112, 783944), (128, 685951), (196, 447968), (224, 391972), (392, 223984), (448, 195986), (784, 111992), (896, 97993), (1568, 55996), (3136, 27998), (6272, 13999)]