28862997

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{3881}}^1$

素因数の和:3988

約数の個数: 16

約数和(自身を含む): 40124352

約数和(自身を除く): 11261355

約数列:

[1, 3, 37, 67, 111, 201, 2479, 3881, 7437, 11643, 143597, 260027, 430791, 780081, 9620999, 28862997]

約数ペア:

[(1, 28862997), (3, 9620999), (37, 780081), (67, 430791), (111, 260027), (201, 143597), (2479, 11643), (3881, 7437)]