28704032

素因数分解:

$2^5\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1009}}^1$

素因数の和:1153

約数の個数: 48

約数和(自身を含む): 65157120

約数和(自身を除く): 36453088

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 127, 224, 254, 508, 889, 1009, 1016, 1778, 2018, 2032, 3556, 4036, 4064, 7063, 7112, 8072, 14126, 14224, 16144, 28252, 28448, 32288, 56504, 113008, 128143, 226016, 256286, 512572, 897001, 1025144, 1794002, 2050288, 3588004, 4100576, 7176008, 14352016, 28704032]

約数ペア:

[(1, 28704032), (2, 14352016), (4, 7176008), (7, 4100576), (8, 3588004), (14, 2050288), (16, 1794002), (28, 1025144), (32, 897001), (56, 512572), (112, 256286), (127, 226016), (224, 128143), (254, 113008), (508, 56504), (889, 32288), (1009, 28448), (1016, 28252), (1778, 16144), (2018, 14224), (2032, 14126), (3556, 8072), (4036, 7112), (4064, 7063)]