28490661927

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1\times {\mathrm{313}}^1$

素因数の和:631

約数の個数: 160

約数和(自身を含む): 53770324608

約数和(自身を除く): 25279662681

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 53, 63, 81, 91, 117, 159, 189, 233, 273, 313, 351, 371, 477, 567, 689, 699, 819, 939, 1053, 1113, 1431, 1631, 2067, 2097, 2191, 2457, 2817, 3029, 3339, 4069, 4293, 4823, 4893, 6201, 6291, 6573, 7371, 8451, 9087, 10017, 12207, 12349, 14469, 14679, 16589, 18603, 18873, 19719, 21203, 25353, 27261, 28483, 30051, 36621, 37047, 43407, 44037, 49767, 55809, 59157, 63609, 72929, 81783, 85449, 86443, 109863, 111141, 116123, 130221, 132111, 149301, 160537, 177471, 190827, 215657, 218787, 245349, 256347, 259329, 329589, 333423, 348369, 390663, 447903, 481611, 510503, 572481, 646971, 656361, 769041, 777987, 948077, 1000269, 1045107, 1123759, 1343709, 1444833, 1509599, 1531509, 1717443, 1940913, 1969083, 2307123, 2333961, 2844231, 3135321, 3371277, 3865237, 4334499, 4528797, 4594527, 5822739, 5907249, 6636539, 7001883, 8532693, 9405963, 10113831, 11595711, 13003497, 13586391, 13783581, 17468217, 19909617, 25598079, 27056659, 30341493, 34787133, 40759173, 41350743, 50248081, 59728851, 76794237, 81169977, 91024479, 104361399, 122277519, 150744243, 179186553, 243509931, 313084197, 351736567, 452232729, 537559659, 730529793, 1055209701, 1356698187, 2191589379, 3165629103, 4070094561, 9496887309, 28490661927]

約数ペア:

[(1, 28490661927), (3, 9496887309), (7, 4070094561), (9, 3165629103), (13, 2191589379), (21, 1356698187), (27, 1055209701), (39, 730529793), (53, 537559659), (63, 452232729), (81, 351736567), (91, 313084197), (117, 243509931), (159, 179186553), (189, 150744243), (233, 122277519), (273, 104361399), (313, 91024479), (351, 81169977), (371, 76794237), (477, 59728851), (567, 50248081), (689, 41350743), (699, 40759173), (819, 34787133), (939, 30341493), (1053, 27056659), (1113, 25598079), (1431, 19909617), (1631, 17468217), (2067, 13783581), (2097, 13586391), (2191, 13003497), (2457, 11595711), (2817, 10113831), (3029, 9405963), (3339, 8532693), (4069, 7001883), (4293, 6636539), (4823, 5907249), (4893, 5822739), (6201, 4594527), (6291, 4528797), (6573, 4334499), (7371, 3865237), (8451, 3371277), (9087, 3135321), (10017, 2844231), (12207, 2333961), (12349, 2307123), (14469, 1969083), (14679, 1940913), (16589, 1717443), (18603, 1531509), (18873, 1509599), (19719, 1444833), (21203, 1343709), (25353, 1123759), (27261, 1045107), (28483, 1000269), (30051, 948077), (36621, 777987), (37047, 769041), (43407, 656361), (44037, 646971), (49767, 572481), (55809, 510503), (59157, 481611), (63609, 447903), (72929, 390663), (81783, 348369), (85449, 333423), (86443, 329589), (109863, 259329), (111141, 256347), (116123, 245349), (130221, 218787), (132111, 215657), (149301, 190827), (160537, 177471)]