218947876

素因数分解:

$2^2\times 7^3\times {\mathrm{53}}^1\times {\mathrm{3011}}^1$

素因数の和:3089

約数の個数: 48

約数和(自身を含む): 455414400

約数和(自身を除く): 236466524

約数列:

[1, 2, 4, 7, 14, 28, 49, 53, 98, 106, 196, 212, 343, 371, 686, 742, 1372, 1484, 2597, 3011, 5194, 6022, 10388, 12044, 18179, 21077, 36358, 42154, 72716, 84308, 147539, 159583, 295078, 319166, 590156, 638332, 1032773, 1117081, 2065546, 2234162, 4131092, 4468324, 7819567, 15639134, 31278268, 54736969, 109473938, 218947876]

約数ペア:

[(1, 218947876), (2, 109473938), (4, 54736969), (7, 31278268), (14, 15639134), (28, 7819567), (49, 4468324), (53, 4131092), (98, 2234162), (106, 2065546), (196, 1117081), (212, 1032773), (343, 638332), (371, 590156), (686, 319166), (742, 295078), (1372, 159583), (1484, 147539), (2597, 84308), (3011, 72716), (5194, 42154), (6022, 36358), (10388, 21077), (12044, 18179)]