12821904861

素因数分解:

$3^1\times {\mathrm{173}}^1\times {\mathrm{1499}}^1\times {\mathrm{16481}}^1$

素因数の和:18156

約数の個数: 16

約数和(自身を含む): 17207208000

約数和(自身を除く): 4385303139

約数列:

[1, 3, 173, 519, 1499, 4497, 16481, 49443, 259327, 777981, 2851213, 8553639, 24705019, 74115057, 4273968287, 12821904861]

約数ペア:

[(1, 12821904861), (3, 4273968287), (173, 74115057), (519, 24705019), (1499, 8553639), (4497, 2851213), (16481, 777981), (49443, 259327)]