2181569247

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{15271}}^1$

素因数の和:15341

約数の個数: 64

約数和(自身を含む): 3899857920

約数和(自身を除く): 1718288673

約数列:

[1, 3, 9, 11, 13, 27, 33, 37, 39, 99, 111, 117, 143, 297, 333, 351, 407, 429, 481, 999, 1221, 1287, 1443, 3663, 3861, 4329, 5291, 10989, 12987, 15271, 15873, 45813, 47619, 137439, 142857, 167981, 198523, 412317, 503943, 565027, 595569, 1511829, 1695081, 1786707, 2183753, 4535487, 5085243, 5360121, 6215297, 6551259, 7345351, 15255729, 18645891, 19653777, 22036053, 55937673, 58961331, 66108159, 80798861, 167813019, 198324477, 242396583, 727189749, 2181569247]

約数ペア:

[(1, 2181569247), (3, 727189749), (9, 242396583), (11, 198324477), (13, 167813019), (27, 80798861), (33, 66108159), (37, 58961331), (39, 55937673), (99, 22036053), (111, 19653777), (117, 18645891), (143, 15255729), (297, 7345351), (333, 6551259), (351, 6215297), (407, 5360121), (429, 5085243), (481, 4535487), (999, 2183753), (1221, 1786707), (1287, 1695081), (1443, 1511829), (3663, 595569), (3861, 565027), (4329, 503943), (5291, 412317), (10989, 198523), (12987, 167981), (15271, 142857), (15873, 137439), (45813, 47619)]