12571551

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:536

約数の個数: 32

約数和(自身を含む): 20088000

約数和(自身を除く): 7516449

約数列:

[1, 3, 9, 17, 27, 51, 61, 153, 183, 449, 459, 549, 1037, 1347, 1647, 3111, 4041, 7633, 9333, 12123, 22899, 27389, 27999, 68697, 82167, 206091, 246501, 465613, 739503, 1396839, 4190517, 12571551]

約数ペア:

[(1, 12571551), (3, 4190517), (9, 1396839), (17, 739503), (27, 465613), (51, 246501), (61, 206091), (153, 82167), (183, 68697), (449, 27999), (459, 27389), (549, 22899), (1037, 12123), (1347, 9333), (1647, 7633), (3111, 4041)]