2080698921

素因数分解:

$3^5\times 7^1\times {\mathrm{43}}^1\times {\mathrm{28447}}^1$

素因数の和:28512

約数の個数: 48

約数和(自身を含む): 3644985344

約数和(自身を除く): 1564286423

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 81, 129, 189, 243, 301, 387, 567, 903, 1161, 1701, 2709, 3483, 8127, 10449, 24381, 28447, 73143, 85341, 199129, 256023, 597387, 768069, 1223221, 1792161, 2304207, 3669663, 5376483, 6912621, 8562547, 11008989, 16129449, 25687641, 33026967, 48388347, 77062923, 99080901, 231188769, 297242703, 693566307, 2080698921]

約数ペア:

[(1, 2080698921), (3, 693566307), (7, 297242703), (9, 231188769), (21, 99080901), (27, 77062923), (43, 48388347), (63, 33026967), (81, 25687641), (129, 16129449), (189, 11008989), (243, 8562547), (301, 6912621), (387, 5376483), (567, 3669663), (903, 2304207), (1161, 1792161), (1701, 1223221), (2709, 768069), (3483, 597387), (8127, 256023), (10449, 199129), (24381, 85341), (28447, 73143)]