47780361

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 76317696

約数和(自身を除く): 28537335

約数列:

[1, 3, 9, 23, 27, 69, 81, 83, 103, 207, 243, 249, 309, 621, 747, 927, 1863, 1909, 2241, 2369, 2781, 5589, 5727, 6723, 7107, 8343, 8549, 17181, 20169, 21321, 25029, 25647, 51543, 63963, 76941, 154629, 191889, 196627, 230823, 463887, 575667, 589881, 692469, 1769643, 2077407, 5308929, 15926787, 47780361]

約数ペア:

[(1, 47780361), (3, 15926787), (9, 5308929), (23, 2077407), (27, 1769643), (69, 692469), (81, 589881), (83, 575667), (103, 463887), (207, 230823), (243, 196627), (249, 191889), (309, 154629), (621, 76941), (747, 63963), (927, 51543), (1863, 25647), (1909, 25029), (2241, 21321), (2369, 20169), (2781, 17181), (5589, 8549), (5727, 8343), (6723, 7107)]