289043911

素因数分解:

${\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:236

約数の個数: 32

約数和(自身を含む): 339292800

約数和(自身を除く): 50248889

約数列:

[1, 13, 17, 71, 109, 169, 221, 923, 1207, 1417, 1853, 2197, 2873, 7739, 11999, 15691, 18421, 24089, 37349, 100607, 131563, 155987, 203983, 239473, 313157, 1307891, 1710319, 2651779, 4071041, 17002583, 22234147, 289043911]

約数ペア:

[(1, 289043911), (13, 22234147), (17, 17002583), (71, 4071041), (109, 2651779), (169, 1710319), (221, 1307891), (923, 313157), (1207, 239473), (1417, 203983), (1853, 155987), (2197, 131563), (2873, 100607), (7739, 37349), (11999, 24089), (15691, 18421)]