198142659

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:162

約数の個数: 128

約数和(自身を含む): 377932800

約数和(自身を除く): 179790141

約数列:

[1, 3, 9, 11, 13, 19, 27, 33, 37, 39, 57, 73, 99, 111, 117, 143, 171, 209, 219, 247, 297, 333, 351, 407, 429, 481, 513, 627, 657, 703, 741, 803, 949, 999, 1221, 1287, 1387, 1443, 1881, 1971, 2109, 2223, 2409, 2701, 2717, 2847, 3663, 3861, 4161, 4329, 5291, 5643, 6327, 6669, 7227, 7733, 8103, 8151, 8541, 9139, 10439, 10989, 12483, 12987, 15257, 15873, 18031, 18981, 21681, 23199, 24309, 24453, 25623, 27417, 29711, 31317, 35113, 37449, 45771, 47619, 51319, 54093, 69597, 72927, 73359, 82251, 89133, 93951, 100529, 105339, 137313, 142857, 153957, 162279, 198341, 208791, 246753, 267399, 281853, 301587, 316017, 386243, 411939, 461871, 486837, 564509, 595023, 667147, 802197, 904761, 948051, 1158729, 1385613, 1693527, 1785069, 2001441, 2714283, 3476187, 5080581, 5355207, 6004323, 7338617, 10428561, 15241743, 18012969, 22015851, 66047553, 198142659]

約数ペア:

[(1, 198142659), (3, 66047553), (9, 22015851), (11, 18012969), (13, 15241743), (19, 10428561), (27, 7338617), (33, 6004323), (37, 5355207), (39, 5080581), (57, 3476187), (73, 2714283), (99, 2001441), (111, 1785069), (117, 1693527), (143, 1385613), (171, 1158729), (209, 948051), (219, 904761), (247, 802197), (297, 667147), (333, 595023), (351, 564509), (407, 486837), (429, 461871), (481, 411939), (513, 386243), (627, 316017), (657, 301587), (703, 281853), (741, 267399), (803, 246753), (949, 208791), (999, 198341), (1221, 162279), (1287, 153957), (1387, 142857), (1443, 137313), (1881, 105339), (1971, 100529), (2109, 93951), (2223, 89133), (2409, 82251), (2701, 73359), (2717, 72927), (2847, 69597), (3663, 54093), (3861, 51319), (4161, 47619), (4329, 45771), (5291, 37449), (5643, 35113), (6327, 31317), (6669, 29711), (7227, 27417), (7733, 25623), (8103, 24453), (8151, 24309), (8541, 23199), (9139, 21681), (10439, 18981), (10989, 18031), (12483, 15873), (12987, 15257)]