28233051

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 48620544

約数和(自身を除く): 20387493

約数列:

[1, 3, 7, 11, 21, 33, 41, 77, 121, 123, 231, 271, 287, 363, 451, 813, 847, 861, 1353, 1897, 2541, 2981, 3157, 4961, 5691, 8943, 9471, 11111, 14883, 20867, 32791, 33333, 34727, 62601, 77777, 98373, 104181, 122221, 229537, 233331, 366663, 688611, 855547, 1344431, 2566641, 4033293, 9411017, 28233051]

約数ペア:

[(1, 28233051), (3, 9411017), (7, 4033293), (11, 2566641), (21, 1344431), (33, 855547), (41, 688611), (77, 366663), (121, 233331), (123, 229537), (231, 122221), (271, 104181), (287, 98373), (363, 77777), (451, 62601), (813, 34727), (847, 33333), (861, 32791), (1353, 20867), (1897, 14883), (2541, 11111), (2981, 9471), (3157, 8943), (4961, 5691)]