12505965

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{49043}}^1$

素因数の和:49068

約数の個数: 16

約数和(自身を含む): 21187008

約数和(自身を除く): 8681043

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 49043, 147129, 245215, 735645, 833731, 2501193, 4168655, 12505965]

約数ペア:

[(1, 12505965), (3, 4168655), (5, 2501193), (15, 833731), (17, 735645), (51, 245215), (85, 147129), (255, 49043)]