620365827

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1\times {\mathrm{331}}^1$

素因数の和:735

約数の個数: 32

約数和(自身を含む): 883491840

約数和(自身を除く): 263126013

約数列:

[1, 3, 19, 57, 131, 251, 331, 393, 753, 993, 2489, 4769, 6289, 7467, 14307, 18867, 32881, 43361, 83081, 98643, 130083, 249243, 624739, 823859, 1578539, 1874217, 2471577, 4735617, 10883611, 32650833, 206788609, 620365827]

約数ペア:

[(1, 620365827), (3, 206788609), (19, 32650833), (57, 10883611), (131, 4735617), (251, 2471577), (331, 1874217), (393, 1578539), (753, 823859), (993, 624739), (2489, 249243), (4769, 130083), (6289, 98643), (7467, 83081), (14307, 43361), (18867, 32881)]