1993799681307

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{245330341}}^1$

素因数の和:245330400

約数の個数: 32

約数和(自身を含む): 3454251215360

約数和(自身を除く): 1460451534053

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 129, 189, 301, 387, 903, 1161, 2709, 8127, 245330341, 735991023, 1717312387, 2207973069, 5151937161, 6623919207, 10549204663, 15455811483, 31647613989, 46367434449, 73844432641, 94942841967, 221533297923, 284828525901, 664599893769, 1993799681307]

約数ペア:

[(1, 1993799681307), (3, 664599893769), (7, 284828525901), (9, 221533297923), (21, 94942841967), (27, 73844432641), (43, 46367434449), (63, 31647613989), (129, 15455811483), (189, 10549204663), (301, 6623919207), (387, 5151937161), (903, 2207973069), (1161, 1717312387), (2709, 735991023), (8127, 245330341)]