81669644

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1\times {\mathrm{271}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 168161280

約数和(自身を除く): 86491636

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 229, 271, 329, 458, 542, 658, 916, 1084, 1316, 1603, 1897, 3206, 3794, 6412, 7588, 10763, 12737, 21526, 25474, 43052, 50948, 62059, 75341, 89159, 124118, 150682, 178318, 248236, 301364, 356636, 434413, 868826, 1737652, 2916773, 5833546, 11667092, 20417411, 40834822, 81669644]

約数ペア:

[(1, 81669644), (2, 40834822), (4, 20417411), (7, 11667092), (14, 5833546), (28, 2916773), (47, 1737652), (94, 868826), (188, 434413), (229, 356636), (271, 301364), (329, 248236), (458, 178318), (542, 150682), (658, 124118), (916, 89159), (1084, 75341), (1316, 62059), (1603, 50948), (1897, 43052), (3206, 25474), (3794, 21526), (6412, 12737), (7588, 10763)]