12505725

素因数分解:

$3^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:307

約数の個数: 48

約数和(自身を含む): 23331840

約数和(自身を除く): 10826115

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 97, 135, 191, 225, 291, 485, 573, 675, 873, 955, 1455, 1719, 2425, 2619, 2865, 4365, 4775, 5157, 7275, 8595, 13095, 14325, 18527, 21825, 25785, 42975, 55581, 65475, 92635, 128925, 166743, 277905, 463175, 500229, 833715, 1389525, 2501145, 4168575, 12505725]

約数ペア:

[(1, 12505725), (3, 4168575), (5, 2501145), (9, 1389525), (15, 833715), (25, 500229), (27, 463175), (45, 277905), (75, 166743), (97, 128925), (135, 92635), (191, 65475), (225, 55581), (291, 42975), (485, 25785), (573, 21825), (675, 18527), (873, 14325), (955, 13095), (1455, 8595), (1719, 7275), (2425, 5157), (2619, 4775), (2865, 4365)]