28236249

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{1109}}^1$

素因数の和:1182

約数の個数: 32

約数和(自身を含む): 44755200

約数和(自身を除く): 16518951

約数列:

[1, 3, 9, 23, 27, 41, 69, 123, 207, 369, 621, 943, 1107, 1109, 2829, 3327, 8487, 9981, 25461, 25507, 29943, 45469, 76521, 136407, 229563, 409221, 688689, 1045787, 1227663, 3137361, 9412083, 28236249]

約数ペア:

[(1, 28236249), (3, 9412083), (9, 3137361), (23, 1227663), (27, 1045787), (41, 688689), (69, 409221), (123, 229563), (207, 136407), (369, 76521), (621, 45469), (943, 29943), (1107, 25507), (1109, 25461), (2829, 9981), (3327, 8487)]