2015327781

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{572699}}^1$

素因数の和:572745

約数の個数: 24

約数和(自身を含む): 3216283200

約数和(自身を除く): 1200955419

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 572699, 1718097, 5154291, 9735883, 13172077, 29207649, 39516231, 87622947, 118548693, 223925309, 671775927, 2015327781]

約数ペア:

[(1, 2015327781), (3, 671775927), (9, 223925309), (17, 118548693), (23, 87622947), (51, 39516231), (69, 29207649), (153, 13172077), (207, 9735883), (391, 5154291), (1173, 1718097), (3519, 572699)]