2820146

素因数分解:

$2^1\times 7^3\times {\mathrm{4111}}^1$

素因数の和:4134

約数の個数: 16

約数和(自身を含む): 4934400

約数和(自身を除く): 2114254

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 4111, 8222, 28777, 57554, 201439, 402878, 1410073, 2820146]

約数ペア:

[(1, 2820146), (2, 1410073), (7, 402878), (14, 201439), (49, 57554), (98, 28777), (343, 8222), (686, 4111)]