28384167

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{19037}}^1$

素因数の和:19118

約数の個数: 16

約数和(自身を含む): 43863552

約数和(自身を除く): 15479385

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 19037, 57111, 133259, 399777, 1351627, 4054881, 9461389, 28384167]

約数ペア:

[(1, 28384167), (3, 9461389), (7, 4054881), (21, 1351627), (71, 399777), (213, 133259), (497, 57111), (1491, 19037)]