1978045363854

素因数分解:

$2^1\times 3^7\times 7^1\times {\mathrm{139}}^1\times {\mathrm{464777}}^1$

素因数の和:464946

約数の個数: 128

約数和(自身を含む): 5122225382400

約数和(自身を除く): 3144180018546

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 139, 162, 189, 243, 278, 378, 417, 486, 567, 729, 834, 973, 1134, 1251, 1458, 1701, 1946, 2187, 2502, 2919, 3402, 3753, 4374, 5103, 5838, 7506, 8757, 10206, 11259, 15309, 17514, 22518, 26271, 30618, 33777, 52542, 67554, 78813, 101331, 157626, 202662, 236439, 303993, 464777, 472878, 607986, 709317, 929554, 1394331, 1418634, 2127951, 2788662, 3253439, 4182993, 4255902, 6506878, 8365986, 9760317, 12548979, 19520634, 25097958, 29280951, 37646937, 58561902, 64604003, 75293874, 87842853, 112940811, 129208006, 175685706, 193812009, 225881622, 263528559, 338822433, 387624018, 452228021, 527057118, 581436027, 677644866, 790585677, 904456042, 1016467299, 1162872054, 1356684063, 1581171354, 1744308081, 2032934598, 2371757031, 2713368126, 3488616162, 4070052189, 4743514062, 5232924243, 7115271093, 8140104378, 10465848486, 12210156567, 14230542186, 15698772729, 24420313134, 31397545458, 36630469701, 47096318187, 73260939402, 94192636374, 109891409103, 141288954561, 219782818206, 282577909122, 329674227309, 659348454618, 989022681927, 1978045363854]

約数ペア:

[(1, 1978045363854), (2, 989022681927), (3, 659348454618), (6, 329674227309), (7, 282577909122), (9, 219782818206), (14, 141288954561), (18, 109891409103), (21, 94192636374), (27, 73260939402), (42, 47096318187), (54, 36630469701), (63, 31397545458), (81, 24420313134), (126, 15698772729), (139, 14230542186), (162, 12210156567), (189, 10465848486), (243, 8140104378), (278, 7115271093), (378, 5232924243), (417, 4743514062), (486, 4070052189), (567, 3488616162), (729, 2713368126), (834, 2371757031), (973, 2032934598), (1134, 1744308081), (1251, 1581171354), (1458, 1356684063), (1701, 1162872054), (1946, 1016467299), (2187, 904456042), (2502, 790585677), (2919, 677644866), (3402, 581436027), (3753, 527057118), (4374, 452228021), (5103, 387624018), (5838, 338822433), (7506, 263528559), (8757, 225881622), (10206, 193812009), (11259, 175685706), (15309, 129208006), (17514, 112940811), (22518, 87842853), (26271, 75293874), (30618, 64604003), (33777, 58561902), (52542, 37646937), (67554, 29280951), (78813, 25097958), (101331, 19520634), (157626, 12548979), (202662, 9760317), (236439, 8365986), (303993, 6506878), (464777, 4255902), (472878, 4182993), (607986, 3253439), (709317, 2788662), (929554, 2127951), (1394331, 1418634)]