28425981

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1\times {\mathrm{443}}^1$

素因数の和:812

約数の個数: 16

約数和(自身を含む): 38638656

約数和(自身を除く): 10212675

約数列:

[1, 3, 73, 219, 293, 443, 879, 1329, 21389, 32339, 64167, 97017, 129799, 389397, 9475327, 28425981]

約数ペア:

[(1, 28425981), (3, 9475327), (73, 389397), (219, 129799), (293, 97017), (443, 64167), (879, 32339), (1329, 21389)]