208075315

素因数分解:

$5^1\times 7^2\times {\mathrm{857}}^1\times {\mathrm{991}}^1$

素因数の和:1867

約数の個数: 24

約数和(自身を含む): 291088512

約数和(自身を除く): 83013197

約数列:

[1, 5, 7, 35, 49, 245, 857, 991, 4285, 4955, 5999, 6937, 29995, 34685, 41993, 48559, 209965, 242795, 849287, 4246435, 5945009, 29725045, 41615063, 208075315]

約数ペア:

[(1, 208075315), (5, 41615063), (7, 29725045), (35, 5945009), (49, 4246435), (245, 849287), (857, 242795), (991, 209965), (4285, 48559), (4955, 41993), (5999, 34685), (6937, 29995)]