12690945

素因数分解:

$3^3\times 5^1\times {\mathrm{94007}}^1$

素因数の和:94021

約数の個数: 16

約数和(自身を含む): 22561920

約数和(自身を除く): 9870975

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 94007, 282021, 470035, 846063, 1410105, 2538189, 4230315, 12690945]

約数ペア:

[(1, 12690945), (3, 4230315), (5, 2538189), (9, 1410105), (15, 846063), (27, 470035), (45, 282021), (135, 94007)]