27902457

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{281}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 47511360

約数和(自身を除く): 19608903

約数列:

[1, 3, 9, 11, 17, 33, 51, 59, 99, 153, 177, 187, 281, 531, 561, 649, 843, 1003, 1683, 1947, 2529, 3009, 3091, 4777, 5841, 9027, 9273, 11033, 14331, 16579, 27819, 33099, 42993, 49737, 52547, 99297, 149211, 157641, 182369, 281843, 472923, 547107, 845529, 1641321, 2536587, 3100273, 9300819, 27902457]

約数ペア:

[(1, 27902457), (3, 9300819), (9, 3100273), (11, 2536587), (17, 1641321), (33, 845529), (51, 547107), (59, 472923), (99, 281843), (153, 182369), (177, 157641), (187, 149211), (281, 99297), (531, 52547), (561, 49737), (649, 42993), (843, 33099), (1003, 27819), (1683, 16579), (1947, 14331), (2529, 11033), (3009, 9273), (3091, 9027), (4777, 5841)]