81247138

素因数分解:

$2^1\times 7^1\times {\mathrm{739}}^1\times {\mathrm{7853}}^1$

素因数の和:8601

約数の個数: 16

約数和(自身を含む): 139487040

約数和(自身を除く): 58239902

約数列:

[1, 2, 7, 14, 739, 1478, 5173, 7853, 10346, 15706, 54971, 109942, 5803367, 11606734, 40623569, 81247138]

約数ペア:

[(1, 81247138), (2, 40623569), (7, 11606734), (14, 5803367), (739, 109942), (1478, 54971), (5173, 15706), (7853, 10346)]