4140081

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 7188480

約数和(自身を除く): 3048399

約数列:

[1, 3, 9, 11, 19, 31, 33, 57, 71, 93, 99, 171, 209, 213, 279, 341, 589, 627, 639, 781, 1023, 1349, 1767, 1881, 2201, 2343, 3069, 4047, 5301, 6479, 6603, 7029, 12141, 14839, 19437, 19809, 24211, 41819, 44517, 58311, 72633, 125457, 133551, 217899, 376371, 460009, 1380027, 4140081]

約数ペア:

[(1, 4140081), (3, 1380027), (9, 460009), (11, 376371), (19, 217899), (31, 133551), (33, 125457), (57, 72633), (71, 58311), (93, 44517), (99, 41819), (171, 24211), (209, 19809), (213, 19437), (279, 14839), (341, 12141), (589, 7029), (627, 6603), (639, 6479), (781, 5301), (1023, 4047), (1349, 3069), (1767, 2343), (1881, 2201)]