2648388617

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{293}}^1\times {\mathrm{9857}}^1$

素因数の和:10288

約数の個数: 16

約数和(自身を含む): 3060554112

約数和(自身を除く): 412165495

約数列:

[1, 7, 131, 293, 917, 2051, 9857, 38383, 68999, 268681, 1291267, 2888101, 9038869, 20216707, 378341231, 2648388617]

約数ペア:

[(1, 2648388617), (7, 378341231), (131, 20216707), (293, 9038869), (917, 2888101), (2051, 1291267), (9857, 268681), (38383, 68999)]