78839487

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{33563}}^1$

素因数の和:33604

約数の個数: 20

約数和(自身を含む): 121837320

約数和(自身を除く): 42997833

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 33563, 100689, 302067, 906201, 973327, 2718603, 2919981, 8759943, 26279829, 78839487]

約数ペア:

[(1, 78839487), (3, 26279829), (9, 8759943), (27, 2919981), (29, 2718603), (81, 973327), (87, 906201), (261, 302067), (783, 100689), (2349, 33563)]