51511707

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:162

約数の個数: 60

約数和(自身を含む): 86091984

約数和(自身を除く): 34580277

約数列:

[1, 3, 9, 13, 27, 39, 53, 71, 81, 117, 159, 169, 213, 351, 477, 507, 639, 689, 923, 1053, 1431, 1521, 1917, 2067, 2769, 3763, 4293, 4563, 5751, 6201, 8307, 8957, 11289, 11999, 13689, 18603, 24921, 26871, 33867, 35997, 48919, 55809, 74763, 80613, 101601, 107991, 146757, 241839, 304803, 323973, 440271, 635947, 725517, 971919, 1320813, 1907841, 3962439, 5723523, 17170569, 51511707]

約数ペア:

[(1, 51511707), (3, 17170569), (9, 5723523), (13, 3962439), (27, 1907841), (39, 1320813), (53, 971919), (71, 725517), (81, 635947), (117, 440271), (159, 323973), (169, 304803), (213, 241839), (351, 146757), (477, 107991), (507, 101601), (639, 80613), (689, 74763), (923, 55809), (1053, 48919), (1431, 35997), (1521, 33867), (1917, 26871), (2067, 24921), (2769, 18603), (3763, 13689), (4293, 11999), (4563, 11289), (5751, 8957), (6201, 8307)]