870847185

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{593}}^1$

素因数の和:1074

約数の個数: 64

約数和(自身を含む): 1595075328

約数和(自身を除く): 724228143

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 443, 593, 663, 1105, 1329, 1779, 2215, 2965, 3315, 5759, 6645, 7531, 7709, 8895, 10081, 17277, 22593, 23127, 28795, 30243, 37655, 38545, 50405, 86385, 97903, 112965, 115635, 131053, 151215, 262699, 293709, 393159, 489515, 655265, 788097, 1313495, 1468545, 1965795, 3415087, 3940485, 4465883, 10245261, 13397649, 17075435, 22329415, 51226305, 58056479, 66988245, 174169437, 290282395, 870847185]

約数ペア:

[(1, 870847185), (3, 290282395), (5, 174169437), (13, 66988245), (15, 58056479), (17, 51226305), (39, 22329415), (51, 17075435), (65, 13397649), (85, 10245261), (195, 4465883), (221, 3940485), (255, 3415087), (443, 1965795), (593, 1468545), (663, 1313495), (1105, 788097), (1329, 655265), (1779, 489515), (2215, 393159), (2965, 293709), (3315, 262699), (5759, 151215), (6645, 131053), (7531, 115635), (7709, 112965), (8895, 97903), (10081, 86385), (17277, 50405), (22593, 38545), (23127, 37655), (28795, 30243)]