30909981

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{2521}}^1$

素因数の和:2652

約数の個数: 16

約数和(自身を含む): 42531008

約数和(自身を除く): 11621027

約数列:

[1, 3, 61, 67, 183, 201, 2521, 4087, 7563, 12261, 153781, 168907, 461343, 506721, 10303327, 30909981]

約数ペア:

[(1, 30909981), (3, 10303327), (61, 506721), (67, 461343), (183, 168907), (201, 153781), (2521, 12261), (4087, 7563)]