157564407

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{739}}^1$

素因数の和:844

約数の個数: 64

約数和(自身を含む): 286433280

約数和(自身を除く): 128868873

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 71, 77, 91, 143, 213, 231, 273, 429, 497, 739, 781, 923, 1001, 1491, 2217, 2343, 2769, 3003, 5173, 5467, 6461, 8129, 9607, 10153, 15519, 16401, 19383, 24387, 28821, 30459, 52469, 56903, 67249, 71071, 105677, 157407, 170709, 201747, 213213, 317031, 367283, 577159, 682097, 739739, 1101849, 1731477, 2046291, 2219217, 4040113, 4774679, 7503067, 12120339, 14324037, 22509201, 52521469, 157564407]

約数ペア:

[(1, 157564407), (3, 52521469), (7, 22509201), (11, 14324037), (13, 12120339), (21, 7503067), (33, 4774679), (39, 4040113), (71, 2219217), (77, 2046291), (91, 1731477), (143, 1101849), (213, 739739), (231, 682097), (273, 577159), (429, 367283), (497, 317031), (739, 213213), (781, 201747), (923, 170709), (1001, 157407), (1491, 105677), (2217, 71071), (2343, 67249), (2769, 56903), (3003, 52469), (5173, 30459), (5467, 28821), (6461, 24387), (8129, 19383), (9607, 16401), (10153, 15519)]