2947702906351

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{647}}^1\times {\mathrm{320143}}^1$

素因数の和:320923

約数の個数: 32

約数和(自身を含む): 3584793231360

約数和(自身を除く): 637090325009

約数列:

[1, 7, 19, 107, 133, 647, 749, 2033, 4529, 12293, 14231, 69229, 86051, 320143, 484603, 1315351, 2241001, 6082717, 9207457, 34255301, 42579019, 207132521, 239787107, 650850719, 1449927647, 3935517899, 4555955033, 22163179747, 27548625293, 155142258229, 421100415193, 2947702906351]

約数ペア:

[(1, 2947702906351), (7, 421100415193), (19, 155142258229), (107, 27548625293), (133, 22163179747), (647, 4555955033), (749, 3935517899), (2033, 1449927647), (4529, 650850719), (12293, 239787107), (14231, 207132521), (69229, 42579019), (86051, 34255301), (320143, 9207457), (484603, 6082717), (1315351, 2241001)]