289202872

素因数分解:

$2^3\times 7^1\times {\mathrm{1087}}^1\times {\mathrm{4751}}^1$

素因数の和:5851

約数の個数: 32

約数和(自身を含む): 620421120

約数和(自身を除く): 331218248

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1087, 2174, 4348, 4751, 7609, 8696, 9502, 15218, 19004, 30436, 33257, 38008, 60872, 66514, 133028, 266056, 5164337, 10328674, 20657348, 36150359, 41314696, 72300718, 144601436, 289202872]

約数ペア:

[(1, 289202872), (2, 144601436), (4, 72300718), (7, 41314696), (8, 36150359), (14, 20657348), (28, 10328674), (56, 5164337), (1087, 266056), (2174, 133028), (4348, 66514), (4751, 60872), (7609, 38008), (8696, 33257), (9502, 30436), (15218, 19004)]