2987193

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{691}}^1$

素因数の和:836

約数の個数: 16

約数和(自身を含む): 4384512

約数和(自身を除く): 1397319

約数列:

[1, 3, 11, 33, 131, 393, 691, 1441, 2073, 4323, 7601, 22803, 90521, 271563, 995731, 2987193]

約数ペア:

[(1, 2987193), (3, 995731), (11, 271563), (33, 90521), (131, 22803), (393, 7601), (691, 4323), (1441, 2073)]