554945787

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{307}}^1$

素因数の和:405

約数の個数: 72

約数和(自身を含む): 954233280

約数和(自身を除く): 399287493

約数列:

[1, 3, 9, 11, 19, 31, 33, 57, 93, 99, 171, 209, 279, 307, 341, 589, 627, 921, 961, 1023, 1767, 1881, 2763, 2883, 3069, 3377, 5301, 5833, 6479, 8649, 9517, 10131, 10571, 17499, 18259, 19437, 28551, 30393, 31713, 52497, 54777, 58311, 64163, 85653, 95139, 104687, 164331, 180823, 192489, 200849, 295027, 314061, 542469, 577467, 602547, 885081, 942183, 1627407, 1807641, 1989053, 2655243, 3245297, 5605513, 5967159, 9735891, 16816539, 17901477, 29207673, 50449617, 61660643, 184981929, 554945787]

約数ペア:

[(1, 554945787), (3, 184981929), (9, 61660643), (11, 50449617), (19, 29207673), (31, 17901477), (33, 16816539), (57, 9735891), (93, 5967159), (99, 5605513), (171, 3245297), (209, 2655243), (279, 1989053), (307, 1807641), (341, 1627407), (589, 942183), (627, 885081), (921, 602547), (961, 577467), (1023, 542469), (1767, 314061), (1881, 295027), (2763, 200849), (2883, 192489), (3069, 180823), (3377, 164331), (5301, 104687), (5833, 95139), (6479, 85653), (8649, 64163), (9517, 58311), (10131, 54777), (10571, 52497), (17499, 31713), (18259, 30393), (19437, 28551)]