78430216

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{208591}}^1$

素因数の和:208644

約数の個数: 16

約数和(自身を含む): 150186240

約数和(自身を除く): 71756024

約数列:

[1, 2, 4, 8, 47, 94, 188, 376, 208591, 417182, 834364, 1668728, 9803777, 19607554, 39215108, 78430216]

約数ペア:

[(1, 78430216), (2, 39215108), (4, 19607554), (8, 9803777), (47, 1668728), (94, 834364), (188, 417182), (376, 208591)]