206766945

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19891}}^1$

素因数の和:19923

約数の個数: 64

約数和(自身を含む): 458311680

約数和(自身を除く): 251544735

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 55, 63, 77, 99, 105, 135, 165, 189, 231, 297, 315, 385, 495, 693, 945, 1155, 1485, 2079, 3465, 10395, 19891, 59673, 99455, 139237, 179019, 218801, 298365, 417711, 537057, 656403, 696185, 895095, 1094005, 1253133, 1531607, 1969209, 2088555, 2685285, 3282015, 3759399, 4594821, 5907627, 6265665, 7658035, 9846045, 13784463, 18796995, 22974105, 29538135, 41353389, 68922315, 206766945]

約数ペア:

[(1, 206766945), (3, 68922315), (5, 41353389), (7, 29538135), (9, 22974105), (11, 18796995), (15, 13784463), (21, 9846045), (27, 7658035), (33, 6265665), (35, 5907627), (45, 4594821), (55, 3759399), (63, 3282015), (77, 2685285), (99, 2088555), (105, 1969209), (135, 1531607), (165, 1253133), (189, 1094005), (231, 895095), (297, 696185), (315, 656403), (385, 537057), (495, 417711), (693, 298365), (945, 218801), (1155, 179019), (1485, 139237), (2079, 99455), (3465, 59673), (10395, 19891)]