128779834

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1231}}^1\times {\mathrm{2753}}^1$

素因数の和:4005

約数の個数: 16

約数和(自身を含む): 203575680

約数和(自身を除く): 74795846

約数列:

[1, 2, 19, 38, 1231, 2462, 2753, 5506, 23389, 46778, 52307, 104614, 3388943, 6777886, 64389917, 128779834]

約数ペア:

[(1, 128779834), (2, 64389917), (19, 6777886), (38, 3388943), (1231, 104614), (2462, 52307), (2753, 46778), (5506, 23389)]