12976389

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{1663}}^1$

素因数の和:1706

約数の個数: 24

約数和(自身を含む): 20433920

約数和(自身を除く): 7457531

約数列:

[1, 3, 9, 17, 27, 51, 153, 289, 459, 867, 1663, 2601, 4989, 7803, 14967, 28271, 44901, 84813, 254439, 480607, 763317, 1441821, 4325463, 12976389]

約数ペア:

[(1, 12976389), (3, 4325463), (9, 1441821), (17, 763317), (27, 480607), (51, 254439), (153, 84813), (289, 44901), (459, 28271), (867, 14967), (1663, 7803), (2601, 4989)]