256959808

素因数分解:

$2^6\times 7^1\times {\mathrm{573571}}^1$

素因数の和:573590

約数の個数: 28

約数和(自身を含む): 582749152

約数和(自身を除く): 325789344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 573571, 1147142, 2294284, 4014997, 4588568, 8029994, 9177136, 16059988, 18354272, 32119976, 36708544, 64239952, 128479904, 256959808]

約数ペア:

[(1, 256959808), (2, 128479904), (4, 64239952), (7, 36708544), (8, 32119976), (14, 18354272), (16, 16059988), (28, 9177136), (32, 8029994), (56, 4588568), (64, 4014997), (112, 2294284), (224, 1147142), (448, 573571)]