39188779

素因数分解:

$7^3\times {\mathrm{61}}^1\times {\mathrm{1873}}^1$

素因数の和:1955

約数の個数: 16

約数和(自身を含む): 46475200

約数和(自身を除く): 7286421

約数列:

[1, 7, 49, 61, 343, 427, 1873, 2989, 13111, 20923, 91777, 114253, 642439, 799771, 5598397, 39188779]

約数ペア:

[(1, 39188779), (7, 5598397), (49, 799771), (61, 642439), (343, 114253), (427, 91777), (1873, 20923), (2989, 13111)]