1291288262

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1\times {\mathrm{2161}}^1$

素因数の和:2504

約数の個数: 32

約数和(自身を含む): 2139757344

約数和(自身を除く): 848469082

約数列:

[1, 2, 11, 22, 157, 173, 314, 346, 1727, 1903, 2161, 3454, 3806, 4322, 23771, 27161, 47542, 54322, 298771, 339277, 373853, 597542, 678554, 747706, 3732047, 4112383, 7464094, 8224766, 58694921, 117389842, 645644131, 1291288262]

約数ペア:

[(1, 1291288262), (2, 645644131), (11, 117389842), (22, 58694921), (157, 8224766), (173, 7464094), (314, 4112383), (346, 3732047), (1727, 747706), (1903, 678554), (2161, 597542), (3454, 373853), (3806, 339277), (4322, 298771), (23771, 54322), (27161, 47542)]