81123119

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{8707}}^1$

素因数の和:8747

約数の個数: 16

約数和(自身を含む): 101988096

約数和(自身を除く): 20864977

約数列:

[1, 7, 11, 77, 121, 847, 1331, 8707, 9317, 60949, 95777, 670439, 1053547, 7374829, 11589017, 81123119]

約数ペア:

[(1, 81123119), (7, 11589017), (11, 7374829), (77, 1053547), (121, 670439), (847, 95777), (1331, 60949), (8707, 9317)]