261912168

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{519667}}^1$

素因数の和:519686

約数の個数: 48

約数和(自身を含む): 810682080

約数和(自身を除く): 548769912

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 519667, 1039334, 1559001, 2078668, 3118002, 3637669, 4157336, 4677003, 6236004, 7275338, 9354006, 10913007, 12472008, 14550676, 18708012, 21826014, 29101352, 32739021, 37416024, 43652028, 65478042, 87304056, 130956084, 261912168]

約数ペア:

[(1, 261912168), (2, 130956084), (3, 87304056), (4, 65478042), (6, 43652028), (7, 37416024), (8, 32739021), (9, 29101352), (12, 21826014), (14, 18708012), (18, 14550676), (21, 12472008), (24, 10913007), (28, 9354006), (36, 7275338), (42, 6236004), (56, 4677003), (63, 4157336), (72, 3637669), (84, 3118002), (126, 2078668), (168, 1559001), (252, 1039334), (504, 519667)]