12826385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17939}}^1$

素因数の和:17968

約数の個数: 16

約数和(自身を含む): 18083520

約数和(自身を除く): 5257135

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 17939, 89695, 197329, 233207, 986645, 1166035, 2565277, 12826385]

約数ペア:

[(1, 12826385), (5, 2565277), (11, 1166035), (13, 986645), (55, 233207), (65, 197329), (143, 89695), (715, 17939)]