208043005

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{613}}^1\times {\mathrm{659}}^1$

素因数の和:1380

約数の個数: 16

約数和(自身を含む): 252869760

約数和(自身を除く): 44826755

約数列:

[1, 5, 103, 515, 613, 659, 3065, 3295, 63139, 67877, 315695, 339385, 403967, 2019835, 41608601, 208043005]

約数ペア:

[(1, 208043005), (5, 41608601), (103, 2019835), (515, 403967), (613, 339385), (659, 315695), (3065, 67877), (3295, 63139)]