28827057

素因数分解:

$3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{7187}}^1$

素因数の和:7388

約数の個数: 16

約数和(自身を含む): 44163072

約数和(自身を除く): 15336015

約数列:

[1, 3, 7, 21, 191, 573, 1337, 4011, 7187, 21561, 50309, 150927, 1372717, 4118151, 9609019, 28827057]

約数ペア:

[(1, 28827057), (3, 9609019), (7, 4118151), (21, 1372717), (191, 150927), (573, 50309), (1337, 21561), (4011, 7187)]