245836863

素因数分解:

$3^4\times {\mathrm{617}}^1\times {\mathrm{4919}}^1$

素因数の和:5548

約数の個数: 20

約数和(自身を含む): 367907760

約数和(自身を除く): 122070897

約数列:

[1, 3, 9, 27, 81, 617, 1851, 4919, 5553, 14757, 16659, 44271, 49977, 132813, 398439, 3035023, 9105069, 27315207, 81945621, 245836863]

約数ペア:

[(1, 245836863), (3, 81945621), (9, 27315207), (27, 9105069), (81, 3035023), (617, 398439), (1851, 132813), (4919, 49977), (5553, 44271), (14757, 16659)]