205874109

素因数分解:

$3^3\times 7^1\times {\mathrm{853}}^1\times {\mathrm{1277}}^1$

素因数の和:2146

約数の個数: 32

約数和(自身を含む): 349251840

約数和(自身を除く): 143377731

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 853, 1277, 2559, 3831, 5971, 7677, 8939, 11493, 17913, 23031, 26817, 34479, 53739, 80451, 161217, 241353, 1089281, 3267843, 7624967, 9803529, 22874901, 29410587, 68624703, 205874109]

約数ペア:

[(1, 205874109), (3, 68624703), (7, 29410587), (9, 22874901), (21, 9803529), (27, 7624967), (63, 3267843), (189, 1089281), (853, 241353), (1277, 161217), (2559, 80451), (3831, 53739), (5971, 34479), (7677, 26817), (8939, 23031), (11493, 17913)]