28396413

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{7459}}^1$

素因数の和:7518

約数の個数: 20

約数和(自身を含む): 43327680

約数和(自身を除く): 14931267

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 7459, 22377, 67131, 201393, 350573, 604179, 1051719, 3155157, 9465471, 28396413]

約数ペア:

[(1, 28396413), (3, 9465471), (9, 3155157), (27, 1051719), (47, 604179), (81, 350573), (141, 201393), (423, 67131), (1269, 22377), (3807, 7459)]