199904334

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1559}}^1$

素因数の和:1685

約数の個数: 64

約数和(自身を含む): 474439680

約数和(自身を除く): 274535346

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 71, 86, 129, 142, 213, 258, 301, 426, 497, 602, 903, 994, 1491, 1559, 1806, 2982, 3053, 3118, 4677, 6106, 9159, 9354, 10913, 18318, 21371, 21826, 32739, 42742, 64113, 65478, 67037, 110689, 128226, 134074, 201111, 221378, 332067, 402222, 469259, 664134, 774823, 938518, 1407777, 1549646, 2324469, 2815554, 4648938, 4759627, 9519254, 14278881, 28557762, 33317389, 66634778, 99952167, 199904334]

約数ペア:

[(1, 199904334), (2, 99952167), (3, 66634778), (6, 33317389), (7, 28557762), (14, 14278881), (21, 9519254), (42, 4759627), (43, 4648938), (71, 2815554), (86, 2324469), (129, 1549646), (142, 1407777), (213, 938518), (258, 774823), (301, 664134), (426, 469259), (497, 402222), (602, 332067), (903, 221378), (994, 201111), (1491, 134074), (1559, 128226), (1806, 110689), (2982, 67037), (3053, 65478), (3118, 64113), (4677, 42742), (6106, 32739), (9159, 21826), (9354, 21371), (10913, 18318)]