257048517

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{458197}}^1$

素因数の和:458228

約数の個数: 16

約数和(自身を含む): 395883072

約数和(自身を除く): 138834555

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 458197, 1374591, 5040167, 7789349, 15120501, 23368047, 85682839, 257048517]

約数ペア:

[(1, 257048517), (3, 85682839), (11, 23368047), (17, 15120501), (33, 7789349), (51, 5040167), (187, 1374591), (561, 458197)]