28305849

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{65981}}^1$

素因数の和:66008

約数の個数: 16

約数和(自身を含む): 44339904

約数和(自身を除く): 16034055

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 65981, 197943, 725791, 857753, 2177373, 2573259, 9435283, 28305849]

約数ペア:

[(1, 28305849), (3, 9435283), (11, 2573259), (13, 2177373), (33, 857753), (39, 725791), (143, 197943), (429, 65981)]