2539431

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{293}}^1$

素因数の和:412

約数の個数: 20

約数和(自身を含む): 3841992

約数和(自身を除く): 1302561

約数列:

[1, 3, 9, 27, 81, 107, 293, 321, 879, 963, 2637, 2889, 7911, 8667, 23733, 31351, 94053, 282159, 846477, 2539431]

約数ペア:

[(1, 2539431), (3, 846477), (9, 282159), (27, 94053), (81, 31351), (107, 23733), (293, 8667), (321, 7911), (879, 2889), (963, 2637)]