2051299647

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{684451}}^1$

素因数の和:684500

約数の個数: 20

約数和(自身を含む): 3147110296

約数和(自身を除く): 1095810649

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 684451, 2053353, 6160059, 18480177, 25324687, 55440531, 75974061, 227922183, 683766549, 2051299647]

約数ペア:

[(1, 2051299647), (3, 683766549), (9, 227922183), (27, 75974061), (37, 55440531), (81, 25324687), (111, 18480177), (333, 6160059), (999, 2053353), (2997, 684451)]