11991771

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1361}}^1$

素因数の和:1467

約数の個数: 24

約数和(自身を含む): 19122480

約数和(自身を除く): 7130709

約数列:

[1, 3, 9, 11, 33, 89, 99, 267, 801, 979, 1361, 2937, 4083, 8811, 12249, 14971, 44913, 121129, 134739, 363387, 1090161, 1332419, 3997257, 11991771]

約数ペア:

[(1, 11991771), (3, 3997257), (9, 1332419), (11, 1090161), (33, 363387), (89, 134739), (99, 121129), (267, 44913), (801, 14971), (979, 12249), (1361, 8811), (2937, 4083)]