25770241

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:193

約数の個数: 32

約数和(自身を含む): 32394240

約数和(自身を除く): 6623999

約数列:

[1, 7, 29, 37, 47, 73, 203, 259, 329, 511, 1073, 1363, 1739, 2117, 2701, 3431, 7511, 9541, 12173, 14819, 18907, 24017, 50431, 78329, 99499, 126947, 353017, 548303, 696493, 888629, 3681463, 25770241]

約数ペア:

[(1, 25770241), (7, 3681463), (29, 888629), (37, 696493), (47, 548303), (73, 353017), (203, 126947), (259, 99499), (329, 78329), (511, 50431), (1073, 24017), (1363, 18907), (1739, 14819), (2117, 12173), (2701, 9541), (3431, 7511)]