1278554013

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{3083}}^1$

素因数の和:3230

約数の個数: 48

約数和(自身を含む): 2078369280

約数和(自身を除く): 799815267

約数列:

[1, 3, 9, 11, 33, 59, 71, 99, 177, 213, 531, 639, 649, 781, 1947, 2343, 3083, 4189, 5841, 7029, 9249, 12567, 27747, 33913, 37701, 46079, 101739, 138237, 181897, 218893, 305217, 414711, 545691, 656679, 1637073, 1970037, 2000867, 2407823, 6002601, 7223469, 12914687, 18007803, 21670407, 38744061, 116232183, 142061557, 426184671, 1278554013]

約数ペア:

[(1, 1278554013), (3, 426184671), (9, 142061557), (11, 116232183), (33, 38744061), (59, 21670407), (71, 18007803), (99, 12914687), (177, 7223469), (213, 6002601), (531, 2407823), (639, 2000867), (649, 1970037), (781, 1637073), (1947, 656679), (2343, 545691), (3083, 414711), (4189, 305217), (5841, 218893), (7029, 181897), (9249, 138237), (12567, 101739), (27747, 46079), (33913, 37701)]