42685305

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:362

約数の個数: 64

約数和(自身を含む): 79591680

約数和(自身を除く): 36906375

約数列:

[1, 3, 5, 13, 15, 19, 39, 41, 57, 65, 95, 123, 195, 205, 247, 281, 285, 533, 615, 741, 779, 843, 1235, 1405, 1599, 2337, 2665, 3653, 3705, 3895, 4215, 5339, 7995, 10127, 10959, 11521, 11685, 16017, 18265, 26695, 30381, 34563, 50635, 54795, 57605, 69407, 80085, 149773, 151905, 172815, 208221, 218899, 347035, 449319, 656697, 748865, 1041105, 1094495, 2246595, 2845687, 3283485, 8537061, 14228435, 42685305]

約数ペア:

[(1, 42685305), (3, 14228435), (5, 8537061), (13, 3283485), (15, 2845687), (19, 2246595), (39, 1094495), (41, 1041105), (57, 748865), (65, 656697), (95, 449319), (123, 347035), (195, 218899), (205, 208221), (247, 172815), (281, 151905), (285, 149773), (533, 80085), (615, 69407), (741, 57605), (779, 54795), (843, 50635), (1235, 34563), (1405, 30381), (1599, 26695), (2337, 18265), (2665, 16017), (3653, 11685), (3705, 11521), (3895, 10959), (4215, 10127), (5339, 7995)]