15858155

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1889}}^1$

素因数の和:1990

約数の個数: 16

約数和(自身を含む): 20139840

約数和(自身を除く): 4281685

約数列:

[1, 5, 23, 73, 115, 365, 1679, 1889, 8395, 9445, 43447, 137897, 217235, 689485, 3171631, 15858155]

約数ペア:

[(1, 15858155), (5, 3171631), (23, 689485), (73, 217235), (115, 137897), (365, 43447), (1679, 9445), (1889, 8395)]