15964767

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 28811328

約数和(自身を除く): 12846561

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 101, 117, 193, 273, 303, 579, 707, 819, 909, 1313, 1351, 1737, 2121, 2509, 3939, 4053, 6363, 7527, 9191, 11817, 12159, 17563, 19493, 22581, 27573, 52689, 58479, 82719, 136451, 158067, 175437, 253409, 409353, 760227, 1228059, 1773863, 2280681, 5321589, 15964767]

約数ペア:

[(1, 15964767), (3, 5321589), (7, 2280681), (9, 1773863), (13, 1228059), (21, 760227), (39, 409353), (63, 253409), (91, 175437), (101, 158067), (117, 136451), (193, 82719), (273, 58479), (303, 52689), (579, 27573), (707, 22581), (819, 19493), (909, 17563), (1313, 12159), (1351, 11817), (1737, 9191), (2121, 7527), (2509, 6363), (3939, 4053)]