131566221

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{66751}}^1$

素因数の和:66833

約数の個数: 16

約数和(自身を含む): 197585920

約数和(自身を除く): 66019699

約数列:

[1, 3, 9, 27, 73, 219, 657, 1971, 66751, 200253, 600759, 1802277, 4872823, 14618469, 43855407, 131566221]

約数ペア:

[(1, 131566221), (3, 43855407), (9, 14618469), (27, 4872823), (73, 1802277), (219, 600759), (657, 200253), (1971, 66751)]