1285488963

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1\times {\mathrm{641}}^1$

素因数の和:1136

約数の個数: 48

約数和(自身を含む): 2076751872

約数和(自身を除く): 791262909

約数列:

[1, 3, 9, 11, 33, 47, 99, 141, 423, 431, 517, 641, 1293, 1551, 1923, 3879, 4653, 4741, 5769, 7051, 14223, 20257, 21153, 30127, 42669, 60771, 63459, 90381, 182313, 222827, 271143, 276271, 331397, 668481, 828813, 994191, 2005443, 2486439, 2982573, 3038981, 9116943, 12984737, 27350829, 38954211, 116862633, 142832107, 428496321, 1285488963]

約数ペア:

[(1, 1285488963), (3, 428496321), (9, 142832107), (11, 116862633), (33, 38954211), (47, 27350829), (99, 12984737), (141, 9116943), (423, 3038981), (431, 2982573), (517, 2486439), (641, 2005443), (1293, 994191), (1551, 828813), (1923, 668481), (3879, 331397), (4653, 276271), (4741, 271143), (5769, 222827), (7051, 182313), (14223, 90381), (20257, 63459), (21153, 60771), (30127, 42669)]