57208353

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{631}}^1\times {\mathrm{643}}^1$

素因数の和:1324

約数の個数: 16

約数和(自身を含む): 78145536

約数和(自身を除く): 20937183

約数列:

[1, 3, 47, 141, 631, 643, 1893, 1929, 29657, 30221, 88971, 90663, 405733, 1217199, 19069451, 57208353]

約数ペア:

[(1, 57208353), (3, 19069451), (47, 1217199), (141, 405733), (631, 90663), (643, 88971), (1893, 30221), (1929, 29657)]