5579721

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2857}}^1$

素因数の和:2901

約数の個数: 24

約数和(自身を含む): 9511424

約数和(自身を除く): 3931703

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 2857, 8571, 19999, 25713, 59997, 88567, 179991, 265701, 619969, 797103, 1859907, 5579721]

約数ペア:

[(1, 5579721), (3, 1859907), (7, 797103), (9, 619969), (21, 265701), (31, 179991), (63, 88567), (93, 59997), (217, 25713), (279, 19999), (651, 8571), (1953, 2857)]