28174563

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{1039}}^1$

素因数の和:1199

約数の個数: 24

約数和(自身を含む): 42831360

約数和(自身を除く): 14656797

約数列:

[1, 3, 9, 23, 69, 131, 207, 393, 1039, 1179, 3013, 3117, 9039, 9351, 23897, 27117, 71691, 136109, 215073, 408327, 1224981, 3130507, 9391521, 28174563]

約数ペア:

[(1, 28174563), (3, 9391521), (9, 3130507), (23, 1224981), (69, 408327), (131, 215073), (207, 136109), (393, 71691), (1039, 27117), (1179, 23897), (3013, 9351), (3117, 9039)]