127768347

素因数分解:

$3^4\times 7^1\times {\mathrm{225341}}^1$

素因数の和:225360

約数の個数: 20

約数和(自身を含む): 218131056

約数和(自身を除く): 90362709

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 225341, 676023, 1577387, 2028069, 4732161, 6084207, 14196483, 18252621, 42589449, 127768347]

約数ペア:

[(1, 127768347), (3, 42589449), (7, 18252621), (9, 14196483), (21, 6084207), (27, 4732161), (63, 2028069), (81, 1577387), (189, 676023), (567, 225341)]