2016876321

素因数分解:

$3^3\times {\mathrm{397}}^1\times {\mathrm{188159}}^1$

素因数の和:188565

約数の個数: 16

約数和(自身を含む): 2995507200

約数和(自身を除く): 978630879

約数列:

[1, 3, 9, 27, 397, 1191, 3573, 10719, 188159, 564477, 1693431, 5080293, 74699123, 224097369, 672292107, 2016876321]

約数ペア:

[(1, 2016876321), (3, 672292107), (9, 224097369), (27, 74699123), (397, 5080293), (1191, 1693431), (3573, 564477), (10719, 188159)]