1992681

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{337}}^1$

素因数の和:422

約数の個数: 20

約数和(自身を含む): 3026452

約数和(自身を除く): 1033771

約数列:

[1, 3, 9, 27, 73, 81, 219, 337, 657, 1011, 1971, 3033, 5913, 9099, 24601, 27297, 73803, 221409, 664227, 1992681]

約数ペア:

[(1, 1992681), (3, 664227), (9, 221409), (27, 73803), (73, 27297), (81, 24601), (219, 9099), (337, 5913), (657, 3033), (1011, 1971)]