289552857

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{97}}^1\times {\mathrm{313}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 453456192

約数和(自身を除く): 163903335

約数列:

[1, 3, 11, 17, 33, 51, 97, 187, 289, 291, 313, 561, 867, 939, 1067, 1649, 3179, 3201, 3443, 4947, 5321, 9537, 10329, 15963, 18139, 28033, 30361, 54417, 58531, 84099, 90457, 91083, 175593, 271371, 308363, 333971, 516137, 925089, 995027, 1001913, 1548411, 2985081, 5677507, 8774329, 17032521, 26322987, 96517619, 289552857]

約数ペア:

[(1, 289552857), (3, 96517619), (11, 26322987), (17, 17032521), (33, 8774329), (51, 5677507), (97, 2985081), (187, 1548411), (289, 1001913), (291, 995027), (313, 925089), (561, 516137), (867, 333971), (939, 308363), (1067, 271371), (1649, 175593), (3179, 91083), (3201, 90457), (3443, 84099), (4947, 58531), (5321, 54417), (9537, 30361), (10329, 28033), (15963, 18139)]