1777804929

素因数分解:

$3^4\times {\mathrm{101}}^1\times {\mathrm{217309}}^1$

素因数の和:217422

約数の個数: 20

約数和(自身を含む): 2682040020

約数和(自身を除く): 904235091

約数列:

[1, 3, 9, 27, 81, 101, 303, 909, 2727, 8181, 217309, 651927, 1955781, 5867343, 17602029, 21948209, 65844627, 197533881, 592601643, 1777804929]

約数ペア:

[(1, 1777804929), (3, 592601643), (9, 197533881), (27, 65844627), (81, 21948209), (101, 17602029), (303, 5867343), (909, 1955781), (2727, 651927), (8181, 217309)]