12189945

素因数分解:

$3^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1459}}^1$

素因数の和:2024

約数の個数: 16

約数和(自身を含む): 19552320

約数和(自身を除く): 7362375

約数列:

[1, 3, 5, 15, 557, 1459, 1671, 2785, 4377, 7295, 8355, 21885, 812663, 2437989, 4063315, 12189945]

約数ペア:

[(1, 12189945), (3, 4063315), (5, 2437989), (15, 812663), (557, 21885), (1459, 8355), (1671, 7295), (2785, 4377)]