28626543

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:396

約数の個数: 36

約数和(自身を含む): 46088224

約数和(自身を除く): 17461681

約数列:

[1, 3, 9, 11, 33, 97, 99, 121, 271, 291, 363, 813, 873, 1067, 1089, 2439, 2981, 3201, 8943, 9603, 11737, 26287, 26829, 32791, 35211, 78861, 98373, 105633, 236583, 289157, 295119, 867471, 2602413, 3180727, 9542181, 28626543]

約数ペア:

[(1, 28626543), (3, 9542181), (9, 3180727), (11, 2602413), (33, 867471), (97, 295119), (99, 289157), (121, 236583), (271, 105633), (291, 98373), (363, 78861), (813, 35211), (873, 32791), (1067, 26829), (1089, 26287), (2439, 11737), (2981, 9603), (3201, 8943)]