173858319

素因数分解:

$3^4\times {\mathrm{479}}^1\times {\mathrm{4481}}^1$

素因数の和:4972

約数の個数: 20

約数和(自身を含む): 260314560

約数和(自身を除く): 86456241

約数列:

[1, 3, 9, 27, 81, 479, 1437, 4311, 4481, 12933, 13443, 38799, 40329, 120987, 362961, 2146399, 6439197, 19317591, 57952773, 173858319]

約数ペア:

[(1, 173858319), (3, 57952773), (9, 19317591), (27, 6439197), (81, 2146399), (479, 362961), (1437, 120987), (4311, 40329), (4481, 38799), (12933, 13443)]