2807703

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{2039}}^1$

素因数の和:2068

約数の個数: 20

約数和(自身を含む): 4443120

約数和(自身を除く): 1635417

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 2039, 6117, 18351, 34663, 55053, 103989, 165159, 311967, 935901, 2807703]

約数ペア:

[(1, 2807703), (3, 935901), (9, 311967), (17, 165159), (27, 103989), (51, 55053), (81, 34663), (153, 18351), (459, 6117), (1377, 2039)]