213984954

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{1999}}^1$

素因数の和:2339

約数の個数: 48

約数和(自身を含む): 489840000

約数和(自身を除く): 275855046

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 313, 342, 626, 939, 1878, 1999, 2817, 3998, 5634, 5947, 5997, 11894, 11994, 17841, 17991, 35682, 35982, 37981, 53523, 75962, 107046, 113943, 227886, 341829, 625687, 683658, 1251374, 1877061, 3754122, 5631183, 11262366, 11888053, 23776106, 35664159, 71328318, 106992477, 213984954]

約数ペア:

[(1, 213984954), (2, 106992477), (3, 71328318), (6, 35664159), (9, 23776106), (18, 11888053), (19, 11262366), (38, 5631183), (57, 3754122), (114, 1877061), (171, 1251374), (313, 683658), (342, 625687), (626, 341829), (939, 227886), (1878, 113943), (1999, 107046), (2817, 75962), (3998, 53523), (5634, 37981), (5947, 35982), (5997, 35682), (11894, 17991), (11994, 17841)]