2807105

素因数分解:

$5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{577}}^1$

素因数の和:728

約数の個数: 16

約数和(自身を含む): 3884160

約数和(自身を除く): 1077055

約数列:

[1, 5, 7, 35, 139, 577, 695, 973, 2885, 4039, 4865, 20195, 80203, 401015, 561421, 2807105]

約数ペア:

[(1, 2807105), (5, 561421), (7, 401015), (35, 80203), (139, 20195), (577, 4865), (695, 4039), (973, 2885)]