25259157

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:199

約数の個数: 72

約数和(自身を含む): 47803392

約数和(自身を除く): 22544235

約数列:

[1, 3, 7, 9, 11, 21, 33, 41, 49, 63, 77, 99, 123, 127, 147, 231, 287, 369, 381, 441, 451, 539, 693, 861, 889, 1143, 1353, 1397, 1617, 2009, 2583, 2667, 3157, 4059, 4191, 4851, 5207, 6027, 6223, 8001, 9471, 9779, 12573, 15621, 18081, 18669, 22099, 28413, 29337, 36449, 46863, 56007, 57277, 66297, 68453, 88011, 109347, 171831, 198891, 205359, 255143, 328041, 400939, 515493, 616077, 765429, 1202817, 2296287, 2806573, 3608451, 8419719, 25259157]

約数ペア:

[(1, 25259157), (3, 8419719), (7, 3608451), (9, 2806573), (11, 2296287), (21, 1202817), (33, 765429), (41, 616077), (49, 515493), (63, 400939), (77, 328041), (99, 255143), (123, 205359), (127, 198891), (147, 171831), (231, 109347), (287, 88011), (369, 68453), (381, 66297), (441, 57277), (451, 56007), (539, 46863), (693, 36449), (861, 29337), (889, 28413), (1143, 22099), (1353, 18669), (1397, 18081), (1617, 15621), (2009, 12573), (2583, 9779), (2667, 9471), (3157, 8001), (4059, 6223), (4191, 6027), (4851, 5207)]