28276899

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{769}}^1$

素因数の和:899

約数の個数: 32

約数和(自身を含む): 46126080

約数和(自身を除く): 17849181

約数列:

[1, 3, 7, 17, 21, 51, 103, 119, 309, 357, 721, 769, 1751, 2163, 2307, 5253, 5383, 12257, 13073, 16149, 36771, 39219, 79207, 91511, 237621, 274533, 554449, 1346519, 1663347, 4039557, 9425633, 28276899]

約数ペア:

[(1, 28276899), (3, 9425633), (7, 4039557), (17, 1663347), (21, 1346519), (51, 554449), (103, 274533), (119, 237621), (309, 91511), (357, 79207), (721, 39219), (769, 36771), (1751, 16149), (2163, 13073), (2307, 12257), (5253, 5383)]