247710008

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{340261}}^1$

素因数の和:340287

約数の個数: 32

約数和(自身を含む): 571640160

約数和(自身を除く): 323930152

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 340261, 680522, 1361044, 2381827, 2722088, 4423393, 4763654, 8846786, 9527308, 17693572, 19054616, 30963751, 35387144, 61927502, 123855004, 247710008]

約数ペア:

[(1, 247710008), (2, 123855004), (4, 61927502), (7, 35387144), (8, 30963751), (13, 19054616), (14, 17693572), (26, 9527308), (28, 8846786), (52, 4763654), (56, 4423393), (91, 2722088), (104, 2381827), (182, 1361044), (364, 680522), (728, 340261)]