28426059

素因数分解:

$3^4\times {\mathrm{163}}^1\times {\mathrm{2153}}^1$

素因数の和:2328

約数の個数: 20

約数和(自身を含む): 42743976

約数和(自身を除く): 14317917

約数列:

[1, 3, 9, 27, 81, 163, 489, 1467, 2153, 4401, 6459, 13203, 19377, 58131, 174393, 350939, 1052817, 3158451, 9475353, 28426059]

約数ペア:

[(1, 28426059), (3, 9475353), (9, 3158451), (27, 1052817), (81, 350939), (163, 174393), (489, 58131), (1467, 19377), (2153, 13203), (4401, 6459)]