2557878

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{3067}}^1$

素因数の和:3211

約数の個数: 16

約数和(自身を含む): 5154240

約数和(自身を除く): 2596362

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 3067, 6134, 9201, 18402, 426313, 852626, 1278939, 2557878]

約数ペア:

[(1, 2557878), (2, 1278939), (3, 852626), (6, 426313), (139, 18402), (278, 9201), (417, 6134), (834, 3067)]