638348668802

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1229}}^1\times {\mathrm{2609}}^1$

素因数の和:3916

約数の個数: 96

約数和(自身を含む): 1127971008000

約数和(自身を除く): 489622339198

約数列:

[1, 2, 13, 19, 26, 31, 38, 62, 169, 247, 338, 403, 494, 589, 806, 1178, 1229, 2458, 2609, 3211, 5218, 5239, 6422, 7657, 10478, 15314, 15977, 23351, 31954, 33917, 38099, 46702, 49571, 67834, 76198, 80879, 99142, 99541, 161758, 199082, 207701, 303563, 415402, 440921, 495287, 607126, 644423, 723881, 881842, 990574, 1051427, 1288846, 1447762, 1536701, 2102854, 3073402, 3206461, 3946319, 6412922, 6438731, 7892638, 8377499, 9410453, 12877462, 13668551, 16754998, 18820906, 19977113, 27337102, 39954226, 41683993, 60922759, 83367986, 99400291, 121845518, 122335889, 198800582, 244671778, 259702469, 519404938, 541891909, 791995867, 1083783818, 1292203783, 1583991734, 1888605529, 2584407566, 3777211058, 10295946271, 16798649179, 20591892542, 24551871877, 33597298358, 49103743754, 319174334401, 638348668802]

約数ペア:

[(1, 638348668802), (2, 319174334401), (13, 49103743754), (19, 33597298358), (26, 24551871877), (31, 20591892542), (38, 16798649179), (62, 10295946271), (169, 3777211058), (247, 2584407566), (338, 1888605529), (403, 1583991734), (494, 1292203783), (589, 1083783818), (806, 791995867), (1178, 541891909), (1229, 519404938), (2458, 259702469), (2609, 244671778), (3211, 198800582), (5218, 122335889), (5239, 121845518), (6422, 99400291), (7657, 83367986), (10478, 60922759), (15314, 41683993), (15977, 39954226), (23351, 27337102), (31954, 19977113), (33917, 18820906), (38099, 16754998), (46702, 13668551), (49571, 12877462), (67834, 9410453), (76198, 8377499), (80879, 7892638), (99142, 6438731), (99541, 6412922), (161758, 3946319), (199082, 3206461), (207701, 3073402), (303563, 2102854), (415402, 1536701), (440921, 1447762), (495287, 1288846), (607126, 1051427), (644423, 990574), (723881, 881842)]