27933381

素因数分解:

$3^2\times 7^2\times {\mathrm{97}}^1\times {\mathrm{653}}^1$

素因数の和:770

約数の個数: 36

約数和(自身を含む): 47492172

約数和(自身を除く): 19558791

約数列:

[1, 3, 7, 9, 21, 49, 63, 97, 147, 291, 441, 653, 679, 873, 1959, 2037, 4571, 4753, 5877, 6111, 13713, 14259, 31997, 41139, 42777, 63341, 95991, 190023, 287973, 443387, 570069, 1330161, 3103709, 3990483, 9311127, 27933381]

約数ペア:

[(1, 27933381), (3, 9311127), (7, 3990483), (9, 3103709), (21, 1330161), (49, 570069), (63, 443387), (97, 287973), (147, 190023), (291, 95991), (441, 63341), (653, 42777), (679, 41139), (873, 31997), (1959, 14259), (2037, 13713), (4571, 6111), (4753, 5877)]