28515579

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{13003}}^1$

素因数の和:13066

約数の個数: 16

約数和(自身を含む): 41196672

約数和(自身を除く): 12681093

約数列:

[1, 3, 17, 43, 51, 129, 731, 2193, 13003, 39009, 221051, 559129, 663153, 1677387, 9505193, 28515579]

約数ペア:

[(1, 28515579), (3, 9505193), (17, 1677387), (43, 663153), (51, 559129), (129, 221051), (731, 39009), (2193, 13003)]