257362784

素因数分解:

$2^5\times 7^1\times {\mathrm{1148941}}^1$

素因数の和:1148958

約数の個数: 24

約数和(自身を含む): 579066768

約数和(自身を除く): 321703984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 1148941, 2297882, 4595764, 8042587, 9191528, 16085174, 18383056, 32170348, 36766112, 64340696, 128681392, 257362784]

約数ペア:

[(1, 257362784), (2, 128681392), (4, 64340696), (7, 36766112), (8, 32170348), (14, 18383056), (16, 16085174), (28, 9191528), (32, 8042587), (56, 4595764), (112, 2297882), (224, 1148941)]