15561885

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61027}}^1$

素因数の和:61052

約数の個数: 16

約数和(自身を含む): 26364096

約数和(自身を除く): 10802211

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 61027, 183081, 305135, 915405, 1037459, 3112377, 5187295, 15561885]

約数ペア:

[(1, 15561885), (3, 5187295), (5, 3112377), (15, 1037459), (17, 915405), (51, 305135), (85, 183081), (255, 61027)]