12539421

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{1607}}^1$

素因数の和:1650

約数の個数: 24

約数和(自身を含む): 19746240

約数和(自身を除く): 7206819

約数列:

[1, 3, 9, 17, 27, 51, 153, 289, 459, 867, 1607, 2601, 4821, 7803, 14463, 27319, 43389, 81957, 245871, 464423, 737613, 1393269, 4179807, 12539421]

約数ペア:

[(1, 12539421), (3, 4179807), (9, 1393269), (17, 737613), (27, 464423), (51, 245871), (153, 81957), (289, 43389), (459, 27319), (867, 14463), (1607, 7803), (2601, 4821)]