12840531

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{9049}}^1$

素因数の和:9106

約数の個数: 16

約数和(自身を含む): 19113600

約数和(自身を除く): 6273069

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 9049, 27147, 99539, 298617, 389107, 1167321, 4280177, 12840531]

約数ペア:

[(1, 12840531), (3, 4280177), (11, 1167321), (33, 389107), (43, 298617), (129, 99539), (473, 27147), (1419, 9049)]