66503416

素因数分解:

$2^3\times 7^1\times {\mathrm{1187561}}^1$

素因数の和:1187574

約数の個数: 16

約数和(自身を含む): 142507440

約数和(自身を除く): 76004024

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1187561, 2375122, 4750244, 8312927, 9500488, 16625854, 33251708, 66503416]

約数ペア:

[(1, 66503416), (2, 33251708), (4, 16625854), (7, 9500488), (8, 8312927), (14, 4750244), (28, 2375122), (56, 1187561)]