31139889

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{8819}}^1$

素因数の和:8940

約数の個数: 16

約数和(自身を含む): 45722880

約数和(自身を除く): 14582991

約数列:

[1, 3, 11, 33, 107, 321, 1177, 3531, 8819, 26457, 97009, 291027, 943633, 2830899, 10379963, 31139889]

約数ペア:

[(1, 31139889), (3, 10379963), (11, 2830899), (33, 943633), (107, 291027), (321, 97009), (1177, 26457), (3531, 8819)]