261464616

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{518779}}^1$

素因数の和:518798

約数の個数: 48

約数和(自身を含む): 809296800

約数和(自身を除く): 547832184

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, 518779, 1037558, 1556337, 2075116, 3112674, 3631453, 4150232, 4669011, 6225348, 7262906, 9338022, 10894359, 12450696, 14525812, 18676044, 21788718, 29051624, 32683077, 37352088, 43577436, 65366154, 87154872, 130732308, 261464616]

約数ペア:

[(1, 261464616), (2, 130732308), (3, 87154872), (4, 65366154), (6, 43577436), (7, 37352088), (8, 32683077), (9, 29051624), (12, 21788718), (14, 18676044), (18, 14525812), (21, 12450696), (24, 10894359), (28, 9338022), (36, 7262906), (42, 6225348), (56, 4669011), (63, 4150232), (72, 3631453), (84, 3112674), (126, 2075116), (168, 1556337), (252, 1037558), (504, 518779)]