179978981

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{4129}}^1$

素因数の和:4628

約数の個数: 16

約数和(自身を含む): 222028800

約数和(自身を除く): 42049819

約数列:

[1, 7, 13, 91, 479, 3353, 4129, 6227, 28903, 43589, 53677, 375739, 1977791, 13844537, 25711283, 179978981]

約数ペア:

[(1, 179978981), (7, 25711283), (13, 13844537), (91, 1977791), (479, 375739), (3353, 53677), (4129, 43589), (6227, 28903)]