128639496

素因数分解:

$2^3\times 3^1\times {\mathrm{139}}^1\times {\mathrm{38561}}^1$

素因数の和:38709

約数の個数: 32

約数和(自身を含む): 323920800

約数和(自身を除く): 195281304

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 139, 278, 417, 556, 834, 1112, 1668, 3336, 38561, 77122, 115683, 154244, 231366, 308488, 462732, 925464, 5359979, 10719958, 16079937, 21439916, 32159874, 42879832, 64319748, 128639496]

約数ペア:

[(1, 128639496), (2, 64319748), (3, 42879832), (4, 32159874), (6, 21439916), (8, 16079937), (12, 10719958), (24, 5359979), (139, 925464), (278, 462732), (417, 308488), (556, 231366), (834, 154244), (1112, 115683), (1668, 77122), (3336, 38561)]