28028187

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1$

素因数の和:485

約数の個数: 40

約数和(自身を含む): 46347840

約数和(自身を除く): 18319653

約数列:

[1, 3, 9, 11, 27, 33, 81, 83, 99, 249, 297, 379, 747, 891, 913, 1137, 2241, 2739, 3411, 4169, 6723, 8217, 10233, 12507, 24651, 30699, 31457, 37521, 73953, 94371, 112563, 283113, 337689, 346027, 849339, 1038081, 2548017, 3114243, 9342729, 28028187]

約数ペア:

[(1, 28028187), (3, 9342729), (9, 3114243), (11, 2548017), (27, 1038081), (33, 849339), (81, 346027), (83, 337689), (99, 283113), (249, 112563), (297, 94371), (379, 73953), (747, 37521), (891, 31457), (913, 30699), (1137, 24651), (2241, 12507), (2739, 10233), (3411, 8217), (4169, 6723)]