12501945

素因数分解:

$3^4\times 5^1\times {\mathrm{30869}}^1$

素因数の和:30886

約数の個数: 20

約数和(自身を含む): 22411620

約数和(自身を除く): 9909675

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 30869, 92607, 154345, 277821, 463035, 833463, 1389105, 2500389, 4167315, 12501945]

約数ペア:

[(1, 12501945), (3, 4167315), (5, 2500389), (9, 1389105), (15, 833463), (27, 463035), (45, 277821), (81, 154345), (135, 92607), (405, 30869)]