12938211

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1117}}^1$

素因数の和:1153

約数の個数: 40

約数和(自身を含む): 22726704

約数和(自身を除く): 9788493

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 297, 351, 429, 891, 1053, 1117, 1287, 3351, 3861, 10053, 11583, 12287, 14521, 30159, 36861, 43563, 90477, 110583, 130689, 159731, 331749, 392067, 479193, 995247, 1176201, 1437579, 4312737, 12938211]

約数ペア:

[(1, 12938211), (3, 4312737), (9, 1437579), (11, 1176201), (13, 995247), (27, 479193), (33, 392067), (39, 331749), (81, 159731), (99, 130689), (117, 110583), (143, 90477), (297, 43563), (351, 36861), (429, 30159), (891, 14521), (1053, 12287), (1117, 11583), (1287, 10053), (3351, 3861)]