1327131

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:240

約数の個数: 32

約数和(自身を含む): 2240000

約数和(自身を除く): 912869

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 199, 247, 351, 513, 597, 741, 1791, 2223, 2587, 3781, 5373, 6669, 7761, 11343, 23283, 34029, 49153, 69849, 102087, 147459, 442377, 1327131]

約数ペア:

[(1, 1327131), (3, 442377), (9, 147459), (13, 102087), (19, 69849), (27, 49153), (39, 34029), (57, 23283), (117, 11343), (171, 7761), (199, 6669), (247, 5373), (351, 3781), (513, 2587), (597, 2223), (741, 1791)]