51323415

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 98122752

約数和(自身を除く): 46799337

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 71, 143, 165, 195, 213, 337, 355, 429, 715, 781, 923, 1011, 1065, 1685, 2145, 2343, 2769, 3707, 3905, 4381, 4615, 5055, 10153, 11121, 11715, 13143, 13845, 18535, 21905, 23927, 30459, 48191, 50765, 55605, 65715, 71781, 119635, 144573, 152295, 240955, 263197, 311051, 358905, 722865, 789591, 933153, 1315985, 1555255, 3421561, 3947955, 4665765, 10264683, 17107805, 51323415]

約数ペア:

[(1, 51323415), (3, 17107805), (5, 10264683), (11, 4665765), (13, 3947955), (15, 3421561), (33, 1555255), (39, 1315985), (55, 933153), (65, 789591), (71, 722865), (143, 358905), (165, 311051), (195, 263197), (213, 240955), (337, 152295), (355, 144573), (429, 119635), (715, 71781), (781, 65715), (923, 55605), (1011, 50765), (1065, 48191), (1685, 30459), (2145, 23927), (2343, 21905), (2769, 18535), (3707, 13845), (3905, 13143), (4381, 11715), (4615, 11121), (5055, 10153)]