28220864

素因数分解:

$2^6\times 7^2\times {\mathrm{8999}}^1$

素因数の和:9025

約数の個数: 42

約数和(自身を含む): 65151000

約数和(自身を除く): 36930136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 8999, 17998, 35996, 62993, 71992, 125986, 143984, 251972, 287968, 440951, 503944, 575936, 881902, 1007888, 1763804, 2015776, 3527608, 4031552, 7055216, 14110432, 28220864]

約数ペア:

[(1, 28220864), (2, 14110432), (4, 7055216), (7, 4031552), (8, 3527608), (14, 2015776), (16, 1763804), (28, 1007888), (32, 881902), (49, 575936), (56, 503944), (64, 440951), (98, 287968), (112, 251972), (196, 143984), (224, 125986), (392, 71992), (448, 62993), (784, 35996), (1568, 17998), (3136, 8999)]