211673817

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{443}}^1$

素因数の和:819

約数の個数: 40

約数和(自身を含む): 336527136

約数和(自身を除く): 124853319

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 347, 443, 459, 1041, 1329, 1377, 3123, 3987, 5899, 7531, 9369, 11961, 17697, 22593, 28107, 35883, 53091, 67779, 153721, 159273, 203337, 461163, 477819, 610011, 1383489, 2613257, 4150467, 7839771, 12451401, 23519313, 70557939, 211673817]

約数ペア:

[(1, 211673817), (3, 70557939), (9, 23519313), (17, 12451401), (27, 7839771), (51, 4150467), (81, 2613257), (153, 1383489), (347, 610011), (443, 477819), (459, 461163), (1041, 203337), (1329, 159273), (1377, 153721), (3123, 67779), (3987, 53091), (5899, 35883), (7531, 28107), (9369, 22593), (11961, 17697)]