208201259

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{8111}}^1$

素因数の和:8330

約数の個数: 16

約数和(自身を含む): 251796480

約数和(自身を除く): 43595221

約数列:

[1, 7, 19, 133, 193, 1351, 3667, 8111, 25669, 56777, 154109, 1078763, 1565423, 10957961, 29743037, 208201259]

約数ペア:

[(1, 208201259), (7, 29743037), (19, 10957961), (133, 1565423), (193, 1078763), (1351, 154109), (3667, 56777), (8111, 25669)]