13939785

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4363}}^1$

素因数の和:4445

約数の個数: 24

約数和(自身を含む): 24508224

約数和(自身を除く): 10568439

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 4363, 13089, 21815, 39267, 65445, 196335, 309773, 929319, 1548865, 2787957, 4646595, 13939785]

約数ペア:

[(1, 13939785), (3, 4646595), (5, 2787957), (9, 1548865), (15, 929319), (45, 309773), (71, 196335), (213, 65445), (355, 39267), (639, 21815), (1065, 13089), (3195, 4363)]