78364216

素因数分解:

$2^3\times 7^1\times {\mathrm{1399361}}^1$

素因数の和:1399374

約数の個数: 16

約数和(自身を含む): 167923440

約数和(自身を除く): 89559224

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1399361, 2798722, 5597444, 9795527, 11194888, 19591054, 39182108, 78364216]

約数ペア:

[(1, 78364216), (2, 39182108), (4, 19591054), (7, 11194888), (8, 9795527), (14, 5597444), (28, 2798722), (56, 1399361)]