2051240555

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1039}}^1\times {\mathrm{4339}}^1$

素因数の和:5403

約数の個数: 32

約数和(自身を含む): 3033139200

約数和(自身を除く): 981898645

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 1039, 4339, 5195, 7273, 13507, 21695, 30373, 36365, 56407, 67535, 94549, 151865, 282035, 394849, 472745, 1974245, 4508221, 22541105, 31557547, 58606873, 157787735, 293034365, 410248111, 2051240555]

約数ペア:

[(1, 2051240555), (5, 410248111), (7, 293034365), (13, 157787735), (35, 58606873), (65, 31557547), (91, 22541105), (455, 4508221), (1039, 1974245), (4339, 472745), (5195, 394849), (7273, 282035), (13507, 151865), (21695, 94549), (30373, 67535), (36365, 56407)]