205657905

素因数分解:

$3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{71039}}^1$

素因数の和:71240

約数の個数: 16

約数和(自身を含む): 330762240

約数和(自身を除く): 125104335

約数列:

[1, 3, 5, 15, 193, 579, 965, 2895, 71039, 213117, 355195, 1065585, 13710527, 41131581, 68552635, 205657905]

約数ペア:

[(1, 205657905), (3, 68552635), (5, 41131581), (15, 13710527), (193, 1065585), (579, 355195), (965, 213117), (2895, 71039)]