27953541

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 53668160

約数和(自身を除く): 25714619

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 57, 63, 77, 99, 121, 133, 171, 193, 209, 231, 363, 399, 579, 627, 693, 847, 1089, 1197, 1351, 1463, 1737, 1881, 2123, 2299, 2541, 3667, 4053, 4389, 6369, 6897, 7623, 11001, 12159, 13167, 14861, 16093, 19107, 20691, 23353, 25669, 33003, 40337, 44583, 48279, 70059, 77007, 121011, 133749, 144837, 163471, 210177, 231021, 282359, 363033, 443707, 490413, 847077, 1331121, 1471239, 2541231, 3105949, 3993363, 9317847, 27953541]

約数ペア:

[(1, 27953541), (3, 9317847), (7, 3993363), (9, 3105949), (11, 2541231), (19, 1471239), (21, 1331121), (33, 847077), (57, 490413), (63, 443707), (77, 363033), (99, 282359), (121, 231021), (133, 210177), (171, 163471), (193, 144837), (209, 133749), (231, 121011), (363, 77007), (399, 70059), (579, 48279), (627, 44583), (693, 40337), (847, 33003), (1089, 25669), (1197, 23353), (1351, 20691), (1463, 19107), (1737, 16093), (1881, 14861), (2123, 13167), (2299, 12159), (2541, 11001), (3667, 7623), (4053, 6897), (4389, 6369)]