3821985

素因数分解:

$3^4\times 5^1\times {\mathrm{9437}}^1$

素因数の和:9454

約数の個数: 20

約数和(自身を含む): 6851988

約数和(自身を除く): 3030003

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 9437, 28311, 47185, 84933, 141555, 254799, 424665, 764397, 1273995, 3821985]

約数ペア:

[(1, 3821985), (3, 1273995), (5, 764397), (9, 424665), (15, 254799), (27, 141555), (45, 84933), (81, 47185), (135, 28311), (405, 9437)]