2705481

素因数分解:

$3^4\times {\mathrm{127}}^1\times {\mathrm{263}}^1$

素因数の和:402

約数の個数: 20

約数和(自身を含む): 4088832

約数和(自身を除く): 1383351

約数列:

[1, 3, 9, 27, 81, 127, 263, 381, 789, 1143, 2367, 3429, 7101, 10287, 21303, 33401, 100203, 300609, 901827, 2705481]

約数ペア:

[(1, 2705481), (3, 901827), (9, 300609), (27, 100203), (81, 33401), (127, 21303), (263, 10287), (381, 7101), (789, 3429), (1143, 2367)]