520135

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{193}}^1$

素因数の和:223

約数の個数: 24

約数和(自身を含む): 796176

約数和(自身を除く): 276041

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 193, 245, 385, 539, 965, 1351, 2123, 2695, 6755, 9457, 10615, 14861, 47285, 74305, 104027, 520135]

約数ペア:

[(1, 520135), (5, 104027), (7, 74305), (11, 47285), (35, 14861), (49, 10615), (55, 9457), (77, 6755), (193, 2695), (245, 2123), (385, 1351), (539, 965)]