208996853247

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1257071}}^1$

素因数の和:1257133

約数の個数: 72

約数和(自身を含む): 391225947840

約数和(自身を除く): 182229094593

約数列:

[1, 3, 7, 9, 13, 21, 29, 39, 49, 63, 87, 91, 117, 147, 203, 261, 273, 377, 441, 609, 637, 819, 1131, 1421, 1827, 1911, 2639, 3393, 4263, 5733, 7917, 12789, 18473, 23751, 55419, 166257, 1257071, 3771213, 8799497, 11313639, 16341923, 26398491, 36455059, 49025769, 61596479, 79195473, 109365177, 114393461, 147077307, 184789437, 255185413, 328095531, 343180383, 473915767, 554368311, 765556239, 800754227, 1029541149, 1421747301, 1786297891, 2296668717, 2402262681, 3317410369, 4265241903, 5358893673, 7206788043, 9952231107, 16076681019, 23221872583, 29856693321, 69665617749, 208996853247]

約数ペア:

[(1, 208996853247), (3, 69665617749), (7, 29856693321), (9, 23221872583), (13, 16076681019), (21, 9952231107), (29, 7206788043), (39, 5358893673), (49, 4265241903), (63, 3317410369), (87, 2402262681), (91, 2296668717), (117, 1786297891), (147, 1421747301), (203, 1029541149), (261, 800754227), (273, 765556239), (377, 554368311), (441, 473915767), (609, 343180383), (637, 328095531), (819, 255185413), (1131, 184789437), (1421, 147077307), (1827, 114393461), (1911, 109365177), (2639, 79195473), (3393, 61596479), (4263, 49025769), (5733, 36455059), (7917, 26398491), (12789, 16341923), (18473, 11313639), (23751, 8799497), (55419, 3771213), (166257, 1257071)]