200979506

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1$

素因数の和:547

約数の個数: 64

約数和(自身を含む): 386808576

約数和(自身を除く): 185829070

約数列:

[1, 2, 7, 13, 14, 26, 43, 61, 86, 91, 122, 182, 301, 421, 427, 559, 602, 793, 842, 854, 1118, 1586, 2623, 2947, 3913, 5246, 5473, 5551, 5894, 7826, 10946, 11102, 18103, 18361, 25681, 34099, 36206, 36722, 38311, 51362, 68198, 76622, 126721, 179767, 235339, 238693, 253442, 333853, 359534, 470678, 477386, 667706, 1104283, 1647373, 2208566, 2336971, 3294746, 4673942, 7729981, 14355679, 15459962, 28711358, 100489753, 200979506]

約数ペア:

[(1, 200979506), (2, 100489753), (7, 28711358), (13, 15459962), (14, 14355679), (26, 7729981), (43, 4673942), (61, 3294746), (86, 2336971), (91, 2208566), (122, 1647373), (182, 1104283), (301, 667706), (421, 477386), (427, 470678), (559, 359534), (602, 333853), (793, 253442), (842, 238693), (854, 235339), (1118, 179767), (1586, 126721), (2623, 76622), (2947, 68198), (3913, 51362), (5246, 38311), (5473, 36722), (5551, 36206), (5894, 34099), (7826, 25681), (10946, 18361), (11102, 18103)]