1856176146

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:305

約数の個数: 144

約数和(自身を含む): 4637176128

約数和(自身を除く): 2780999982

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 29, 33, 58, 66, 71, 87, 99, 142, 157, 174, 198, 213, 261, 314, 319, 426, 471, 522, 638, 639, 781, 841, 942, 957, 1278, 1413, 1562, 1682, 1727, 1914, 2059, 2343, 2523, 2826, 2871, 3454, 4118, 4553, 4686, 5046, 5181, 5742, 6177, 7029, 7569, 9106, 9251, 10362, 11147, 12354, 13659, 14058, 15138, 15543, 18502, 18531, 22294, 22649, 27318, 27753, 31086, 33441, 37062, 40977, 45298, 50083, 55506, 59711, 66882, 67947, 81954, 83259, 100166, 100323, 119422, 122617, 132037, 135894, 150249, 166518, 179133, 200646, 203841, 245234, 264074, 300498, 323263, 358266, 367851, 396111, 407682, 450747, 537399, 646526, 656821, 735702, 792222, 901494, 969789, 1074798, 1103553, 1188333, 1313642, 1452407, 1939578, 1970463, 2207106, 2376666, 2904814, 2909367, 3555893, 3940926, 4357221, 5818734, 5911389, 7111786, 8714442, 9374627, 10667679, 11822778, 13071663, 18749254, 21335358, 26143326, 28123881, 32003037, 56247762, 64006074, 84371643, 103120897, 168743286, 206241794, 309362691, 618725382, 928088073, 1856176146]

約数ペア:

[(1, 1856176146), (2, 928088073), (3, 618725382), (6, 309362691), (9, 206241794), (11, 168743286), (18, 103120897), (22, 84371643), (29, 64006074), (33, 56247762), (58, 32003037), (66, 28123881), (71, 26143326), (87, 21335358), (99, 18749254), (142, 13071663), (157, 11822778), (174, 10667679), (198, 9374627), (213, 8714442), (261, 7111786), (314, 5911389), (319, 5818734), (426, 4357221), (471, 3940926), (522, 3555893), (638, 2909367), (639, 2904814), (781, 2376666), (841, 2207106), (942, 1970463), (957, 1939578), (1278, 1452407), (1413, 1313642), (1562, 1188333), (1682, 1103553), (1727, 1074798), (1914, 969789), (2059, 901494), (2343, 792222), (2523, 735702), (2826, 656821), (2871, 646526), (3454, 537399), (4118, 450747), (4553, 407682), (4686, 396111), (5046, 367851), (5181, 358266), (5742, 323263), (6177, 300498), (7029, 264074), (7569, 245234), (9106, 203841), (9251, 200646), (10362, 179133), (11147, 166518), (12354, 150249), (13659, 135894), (14058, 132037), (15138, 122617), (15543, 119422), (18502, 100323), (18531, 100166), (22294, 83259), (22649, 81954), (27318, 67947), (27753, 66882), (31086, 59711), (33441, 55506), (37062, 50083), (40977, 45298)]