1280453493

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{1789}}^1$

素因数の和:1890

約数の個数: 48

約数和(自身を含む): 1995577920

約数和(自身を除く): 715124427

約数列:

[1, 3, 11, 23, 33, 41, 69, 123, 253, 451, 529, 759, 943, 1353, 1587, 1789, 2829, 5367, 5819, 10373, 17457, 19679, 21689, 31119, 41147, 59037, 65067, 73349, 123441, 220047, 238579, 452617, 715737, 806839, 946381, 1357851, 1687027, 2420517, 2839143, 5061081, 10410191, 18557297, 31230573, 38801621, 55671891, 116404863, 426817831, 1280453493]

約数ペア:

[(1, 1280453493), (3, 426817831), (11, 116404863), (23, 55671891), (33, 38801621), (41, 31230573), (69, 18557297), (123, 10410191), (253, 5061081), (451, 2839143), (529, 2420517), (759, 1687027), (943, 1357851), (1353, 946381), (1587, 806839), (1789, 715737), (2829, 452617), (5367, 238579), (5819, 220047), (10373, 123441), (17457, 73349), (19679, 65067), (21689, 59037), (31119, 41147)]