756891

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{97}}^1$

素因数の和:140

約数の個数: 24

約数和(自身を含む): 1203440

約数和(自身を除く): 446549

約数列:

[1, 3, 9, 17, 27, 51, 97, 153, 289, 291, 459, 867, 873, 1649, 2601, 2619, 4947, 7803, 14841, 28033, 44523, 84099, 252297, 756891]

約数ペア:

[(1, 756891), (3, 252297), (9, 84099), (17, 44523), (27, 28033), (51, 14841), (97, 7803), (153, 4947), (289, 2619), (291, 2601), (459, 1649), (867, 873)]