127914579

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{97}}^1$

素因数の和:166

約数の個数: 72

約数和(自身を含む): 220229520

約数和(自身を除く): 92314941

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 97, 117, 153, 169, 221, 289, 291, 351, 459, 507, 663, 867, 873, 1261, 1521, 1649, 1989, 2601, 2619, 2873, 3757, 3783, 4563, 4947, 5967, 7803, 8619, 11271, 11349, 14841, 16393, 21437, 25857, 28033, 33813, 34047, 44523, 48841, 49179, 64311, 77571, 84099, 101439, 146523, 147537, 192933, 252297, 278681, 364429, 439569, 442611, 578799, 756891, 836043, 1093287, 1318707, 2508129, 3279861, 4737577, 7524387, 9839583, 14212731, 42638193, 127914579]

約数ペア:

[(1, 127914579), (3, 42638193), (9, 14212731), (13, 9839583), (17, 7524387), (27, 4737577), (39, 3279861), (51, 2508129), (97, 1318707), (117, 1093287), (153, 836043), (169, 756891), (221, 578799), (289, 442611), (291, 439569), (351, 364429), (459, 278681), (507, 252297), (663, 192933), (867, 147537), (873, 146523), (1261, 101439), (1521, 84099), (1649, 77571), (1989, 64311), (2601, 49179), (2619, 48841), (2873, 44523), (3757, 34047), (3783, 33813), (4563, 28033), (4947, 25857), (5967, 21437), (7803, 16393), (8619, 14841), (11271, 11349)]