247338342

素因数分解:

$2^1\times 3^2\times {\mathrm{127}}^1\times {\mathrm{257}}^1\times {\mathrm{421}}^1$

素因数の和:813

約数の個数: 48

約数和(自身を含む): 543508992

約数和(自身を除く): 296170650

約数列:

[1, 2, 3, 6, 9, 18, 127, 254, 257, 381, 421, 514, 762, 771, 842, 1143, 1263, 1542, 2286, 2313, 2526, 3789, 4626, 7578, 32639, 53467, 65278, 97917, 106934, 108197, 160401, 195834, 216394, 293751, 320802, 324591, 481203, 587502, 649182, 962406, 973773, 1947546, 13741019, 27482038, 41223057, 82446114, 123669171, 247338342]

約数ペア:

[(1, 247338342), (2, 123669171), (3, 82446114), (6, 41223057), (9, 27482038), (18, 13741019), (127, 1947546), (254, 973773), (257, 962406), (381, 649182), (421, 587502), (514, 481203), (762, 324591), (771, 320802), (842, 293751), (1143, 216394), (1263, 195834), (1542, 160401), (2286, 108197), (2313, 106934), (2526, 97917), (3789, 65278), (4626, 53467), (7578, 32639)]