201628247

素因数分解:

${\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:531

約数の個数: 24

約数和(自身を含む): 225308160

約数和(自身を除く): 23679913

約数列:

[1, 19, 31, 43, 361, 419, 589, 817, 1333, 7961, 11191, 12989, 15523, 18017, 25327, 151259, 246791, 342323, 481213, 558527, 4689029, 6504137, 10612013, 201628247]

約数ペア:

[(1, 201628247), (19, 10612013), (31, 6504137), (43, 4689029), (361, 558527), (419, 481213), (589, 342323), (817, 246791), (1333, 151259), (7961, 25327), (11191, 18017), (12989, 15523)]