207731608

素因数分解:

$2^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{26687}}^1$

素因数の和:26839

約数の個数: 32

約数和(自身を含む): 448358400

約数和(自身を除く): 240626792

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 139, 278, 556, 973, 1112, 1946, 3892, 7784, 26687, 53374, 106748, 186809, 213496, 373618, 747236, 1494472, 3709493, 7418986, 14837972, 25966451, 29675944, 51932902, 103865804, 207731608]

約数ペア:

[(1, 207731608), (2, 103865804), (4, 51932902), (7, 29675944), (8, 25966451), (14, 14837972), (28, 7418986), (56, 3709493), (139, 1494472), (278, 747236), (556, 373618), (973, 213496), (1112, 186809), (1946, 106748), (3892, 53374), (7784, 26687)]