1980257831279

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{3557}}^1\times {\mathrm{6117817}}^1$

素因数の和:6121394

約数の個数: 16

約数和(自身を含む): 2437926001728

約数和(自身を除く): 457668170449

約数列:

[1, 7, 13, 91, 3557, 24899, 46241, 323687, 6117817, 42824719, 79531621, 556721347, 21761075069, 152327525483, 282893975897, 1980257831279]

約数ペア:

[(1, 1980257831279), (7, 282893975897), (13, 152327525483), (91, 21761075069), (3557, 556721347), (24899, 79531621), (46241, 42824719), (323687, 6117817)]