12668885

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:484

約数の個数: 16

約数和(自身を含む): 15593472

約数和(自身を除く): 2924587

約数列:

[1, 5, 71, 127, 281, 355, 635, 1405, 9017, 19951, 35687, 45085, 99755, 178435, 2533777, 12668885]

約数ペア:

[(1, 12668885), (5, 2533777), (71, 178435), (127, 99755), (281, 45085), (355, 35687), (635, 19951), (1405, 9017)]