2015006721

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7380977}}^1$

素因数の和:7381000

約数の個数: 16

約数和(自身を含む): 3306678144

約数和(自身を除く): 1291671423

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 7380977, 22142931, 51666839, 95952701, 155000517, 287858103, 671668907, 2015006721]

約数ペア:

[(1, 2015006721), (3, 671668907), (7, 287858103), (13, 155000517), (21, 95952701), (39, 51666839), (91, 22142931), (273, 7380977)]