208085255

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{258491}}^1$

素因数の和:258526

約数の個数: 16

約数和(自身を含む): 297782784

約数和(自身を除く): 89697529

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 258491, 1292455, 1809437, 5945293, 9047185, 29726465, 41617051, 208085255]

約数ペア:

[(1, 208085255), (5, 41617051), (7, 29726465), (23, 9047185), (35, 5945293), (115, 1809437), (161, 1292455), (805, 258491)]