128656473

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1277}}^1$

素因数の和:1405

約数の個数: 32

約数和(自身を含む): 194337792

約数和(自身を除く): 65681319

約数列:

[1, 3, 11, 33, 43, 71, 129, 213, 473, 781, 1277, 1419, 2343, 3053, 3831, 9159, 14047, 33583, 42141, 54911, 90667, 100749, 164733, 272001, 604021, 997337, 1812063, 2992011, 3898681, 11696043, 42885491, 128656473]

約数ペア:

[(1, 128656473), (3, 42885491), (11, 11696043), (33, 3898681), (43, 2992011), (71, 1812063), (129, 997337), (213, 604021), (473, 272001), (781, 164733), (1277, 100749), (1419, 90667), (2343, 54911), (3053, 42141), (3831, 33583), (9159, 14047)]