497367

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{109}}^1$

素因数の和:144

約数の個数: 24

約数和(自身を含む): 805200

約数和(自身を除く): 307833

約数列:

[1, 3, 9, 13, 27, 39, 109, 117, 169, 327, 351, 507, 981, 1417, 1521, 2943, 4251, 4563, 12753, 18421, 38259, 55263, 165789, 497367]

約数ペア:

[(1, 497367), (3, 165789), (9, 55263), (13, 38259), (27, 18421), (39, 12753), (109, 4563), (117, 4251), (169, 2943), (327, 1521), (351, 1417), (507, 981)]