16678105

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 23328000

約数和(自身を除く): 6649895

約数列:

[1, 5, 17, 19, 23, 85, 95, 115, 323, 391, 437, 449, 1615, 1955, 2185, 2245, 7429, 7633, 8531, 10327, 37145, 38165, 42655, 51635, 145027, 175559, 196213, 725135, 877795, 981065, 3335621, 16678105]

約数ペア:

[(1, 16678105), (5, 3335621), (17, 981065), (19, 877795), (23, 725135), (85, 196213), (95, 175559), (115, 145027), (323, 51635), (391, 42655), (437, 38165), (449, 37145), (1615, 10327), (1955, 8531), (2185, 7633), (2245, 7429)]