2013400151

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{5531}}^1$

素因数の和:5604

約数の個数: 48

約数和(自身を含む): 2724399360

約数和(自身を除く): 710999209

約数列:

[1, 7, 17, 19, 23, 49, 119, 133, 161, 323, 391, 437, 833, 931, 1127, 2261, 2737, 3059, 5531, 7429, 15827, 19159, 21413, 38717, 52003, 94027, 105089, 127213, 271019, 364021, 658189, 735623, 890491, 1786513, 2162621, 2417047, 4607323, 5149361, 6233437, 12505591, 15138347, 16919329, 41089799, 87539137, 105968429, 118435303, 287628593, 2013400151]

約数ペア:

[(1, 2013400151), (7, 287628593), (17, 118435303), (19, 105968429), (23, 87539137), (49, 41089799), (119, 16919329), (133, 15138347), (161, 12505591), (323, 6233437), (391, 5149361), (437, 4607323), (833, 2417047), (931, 2162621), (1127, 1786513), (2261, 890491), (2737, 735623), (3059, 658189), (5531, 364021), (7429, 271019), (15827, 127213), (19159, 105089), (21413, 94027), (38717, 52003)]