20171906901

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{380983}}^1$

素因数の和:381082

約数の個数: 32

約数和(自身を含む): 31271166720

約数和(自身を除く): 11099259819

約数列:

[1, 3, 9, 27, 37, 53, 111, 159, 333, 477, 999, 1431, 1961, 5883, 17649, 52947, 380983, 1142949, 3428847, 10286541, 14096371, 20192099, 42289113, 60576297, 126867339, 181728891, 380602017, 545186673, 747107663, 2241322989, 6723968967, 20171906901]

約数ペア:

[(1, 20171906901), (3, 6723968967), (9, 2241322989), (27, 747107663), (37, 545186673), (53, 380602017), (111, 181728891), (159, 126867339), (333, 60576297), (477, 42289113), (999, 20192099), (1431, 14096371), (1961, 10286541), (5883, 3428847), (17649, 1142949), (52947, 380983)]