208064649

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 338688000

約数和(自身を除く): 130623351

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 83, 199, 221, 247, 249, 323, 597, 663, 741, 969, 1079, 1411, 1577, 2587, 3237, 3383, 3781, 4199, 4233, 4731, 7761, 10149, 11343, 12597, 16517, 18343, 20501, 26809, 43979, 49153, 49551, 55029, 61503, 64277, 80427, 131937, 147459, 192831, 214721, 280789, 313823, 348517, 644163, 835601, 842367, 941469, 1045551, 2506803, 3650257, 4079699, 5334991, 10950771, 12239097, 16004973, 69354883, 208064649]

約数ペア:

[(1, 208064649), (3, 69354883), (13, 16004973), (17, 12239097), (19, 10950771), (39, 5334991), (51, 4079699), (57, 3650257), (83, 2506803), (199, 1045551), (221, 941469), (247, 842367), (249, 835601), (323, 644163), (597, 348517), (663, 313823), (741, 280789), (969, 214721), (1079, 192831), (1411, 147459), (1577, 131937), (2587, 80427), (3237, 64277), (3383, 61503), (3781, 55029), (4199, 49551), (4233, 49153), (4731, 43979), (7761, 26809), (10149, 20501), (11343, 18343), (12597, 16517)]