12874785

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:254

約数の個数: 64

約数和(自身を含む): 26210304

約数和(自身を除く): 13335519

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 71, 77, 105, 157, 165, 213, 231, 355, 385, 471, 497, 781, 785, 1065, 1099, 1155, 1491, 1727, 2343, 2355, 2485, 3297, 3905, 5181, 5467, 5495, 7455, 8635, 11147, 11715, 12089, 16401, 16485, 25905, 27335, 33441, 36267, 55735, 60445, 78029, 82005, 122617, 167205, 181335, 234087, 367851, 390145, 613085, 858319, 1170435, 1839255, 2574957, 4291595, 12874785]

約数ペア:

[(1, 12874785), (3, 4291595), (5, 2574957), (7, 1839255), (11, 1170435), (15, 858319), (21, 613085), (33, 390145), (35, 367851), (55, 234087), (71, 181335), (77, 167205), (105, 122617), (157, 82005), (165, 78029), (213, 60445), (231, 55735), (355, 36267), (385, 33441), (471, 27335), (497, 25905), (781, 16485), (785, 16401), (1065, 12089), (1099, 11715), (1155, 11147), (1491, 8635), (1727, 7455), (2343, 5495), (2355, 5467), (2485, 5181), (3297, 3905)]