15020991

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{7621}}^1$

素因数の和:7703

約数の個数: 16

約数和(自身を含む): 22561120

約数和(自身を除く): 7540129

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 7621, 22863, 68589, 205767, 556333, 1668999, 5006997, 15020991]

約数ペア:

[(1, 15020991), (3, 5006997), (9, 1668999), (27, 556333), (73, 205767), (219, 68589), (657, 22863), (1971, 7621)]