80857143

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{42179}}^1$

素因数の和:42259

約数の個数: 16

約数和(自身を含む): 121478400

約数和(自身を除く): 40621257

約数列:

[1, 3, 9, 27, 71, 213, 639, 1917, 42179, 126537, 379611, 1138833, 2994709, 8984127, 26952381, 80857143]

約数ペア:

[(1, 80857143), (3, 26952381), (9, 8984127), (27, 2994709), (71, 1138833), (213, 379611), (639, 126537), (1917, 42179)]