16966017

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{37}}^2$

素因数の和:109

約数の個数: 42

約数和(自身を含む): 27681318

約数和(自身を除く): 10715301

約数列:

[1, 3, 9, 17, 27, 37, 51, 81, 111, 153, 243, 333, 459, 629, 729, 999, 1369, 1377, 1887, 2997, 4107, 4131, 5661, 8991, 12321, 12393, 16983, 23273, 26973, 36963, 50949, 69819, 110889, 152847, 209457, 332667, 458541, 628371, 998001, 1885113, 5655339, 16966017]

約数ペア:

[(1, 16966017), (3, 5655339), (9, 1885113), (17, 998001), (27, 628371), (37, 458541), (51, 332667), (81, 209457), (111, 152847), (153, 110889), (243, 69819), (333, 50949), (459, 36963), (629, 26973), (729, 23273), (999, 16983), (1369, 12393), (1377, 12321), (1887, 8991), (2997, 5661), (4107, 4131)]