12381945

素因数分解:

$3^1\times 5^1\times {\mathrm{739}}^1\times {\mathrm{1117}}^1$

素因数の和:1864

約数の個数: 16

約数和(自身を含む): 19855680

約数和(自身を除く): 7473735

約数列:

[1, 3, 5, 15, 739, 1117, 2217, 3351, 3695, 5585, 11085, 16755, 825463, 2476389, 4127315, 12381945]

約数ペア:

[(1, 12381945), (3, 4127315), (5, 2476389), (15, 825463), (739, 16755), (1117, 11085), (2217, 5585), (3351, 3695)]