28727982

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{21863}}^1$

素因数の和:21944

約数の個数: 24

約数和(自身を含む): 63099504

約数和(自身を除く): 34371522

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 21863, 43726, 65589, 131178, 196767, 393534, 1595999, 3191998, 4787997, 9575994, 14363991, 28727982]

約数ペア:

[(1, 28727982), (2, 14363991), (3, 9575994), (6, 4787997), (9, 3191998), (18, 1595999), (73, 393534), (146, 196767), (219, 131178), (438, 65589), (657, 43726), (1314, 21863)]