28417255

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{3361}}^1$

素因数の和:3474

約数の個数: 16

約数和(自身を含む): 36309600

約数和(自身を除く): 7892345

約数列:

[1, 5, 19, 89, 95, 445, 1691, 3361, 8455, 16805, 63859, 299129, 319295, 1495645, 5683451, 28417255]

約数ペア:

[(1, 28417255), (5, 5683451), (19, 1495645), (89, 319295), (95, 299129), (445, 63859), (1691, 16805), (3361, 8455)]