209226385

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{953}}^1\times {\mathrm{2311}}^1$

素因数の和:3288

約数の個数: 16

約数和(自身を含む): 264677760

約数和(自身を除く): 55451375

約数列:

[1, 5, 19, 95, 953, 2311, 4765, 11555, 18107, 43909, 90535, 219545, 2202383, 11011915, 41845277, 209226385]

約数ペア:

[(1, 209226385), (5, 41845277), (19, 11011915), (95, 2202383), (953, 219545), (2311, 90535), (4765, 43909), (11555, 18107)]