28547751

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{1327}}^1$

素因数の和:1502

約数の個数: 16

約数和(自身を含む): 39011328

約数和(自身を除く): 10463577

約数列:

[1, 3, 71, 101, 213, 303, 1327, 3981, 7171, 21513, 94217, 134027, 282651, 402081, 9515917, 28547751]

約数ペア:

[(1, 28547751), (3, 9515917), (71, 402081), (101, 282651), (213, 134027), (303, 94217), (1327, 21513), (3981, 7171)]