2021627613

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{1663}}^1$

素因数の和:1941

約数の個数: 32

約数和(自身を含む): 2839449600

約数和(自身を除く): 817821987

約数列:

[1, 3, 29, 87, 89, 157, 267, 471, 1663, 2581, 4553, 4989, 7743, 13659, 13973, 41919, 48227, 144681, 148007, 261091, 405217, 444021, 783273, 1215651, 4292203, 7571639, 12876609, 22714917, 23237099, 69711297, 673875871, 2021627613]

約数ペア:

[(1, 2021627613), (3, 673875871), (29, 69711297), (87, 23237099), (89, 22714917), (157, 12876609), (267, 7571639), (471, 4292203), (1663, 1215651), (2581, 783273), (4553, 444021), (4989, 405217), (7743, 261091), (13659, 148007), (13973, 144681), (41919, 48227)]