13449681

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^2\times {\mathrm{127}}^1$

素因数の和:222

約数の個数: 36

約数和(自身を含む): 22936576

約数和(自身を除く): 9486895

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 127, 287, 369, 381, 861, 889, 1143, 1681, 2583, 2667, 5043, 5207, 8001, 11767, 15129, 15621, 35301, 36449, 46863, 105903, 109347, 213487, 328041, 640461, 1494409, 1921383, 4483227, 13449681]

約数ペア:

[(1, 13449681), (3, 4483227), (7, 1921383), (9, 1494409), (21, 640461), (41, 328041), (63, 213487), (123, 109347), (127, 105903), (287, 46863), (369, 36449), (381, 35301), (861, 15621), (889, 15129), (1143, 11767), (1681, 8001), (2583, 5207), (2667, 5043)]