156980241027

素因数分解:

$3^4\times {\mathrm{7883}}^1\times {\mathrm{245849}}^1$

素因数の和:253744

約数の個数: 20

約数和(自身を含む): 234532049400

約数和(自身を除く): 77551808373

約数列:

[1, 3, 9, 27, 81, 7883, 23649, 70947, 212841, 245849, 638523, 737547, 2212641, 6637923, 19913769, 1938027667, 5814083001, 17442249003, 52326747009, 156980241027]

約数ペア:

[(1, 156980241027), (3, 52326747009), (9, 17442249003), (27, 5814083001), (81, 1938027667), (7883, 19913769), (23649, 6637923), (70947, 2212641), (212841, 737547), (245849, 638523)]