201684791

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4447}}^1$

素因数の和:4515

約数の個数: 32

約数和(自身を含む): 273285120

約数和(自身を除く): 71600329

約数列:

[1, 7, 11, 19, 31, 77, 133, 209, 217, 341, 589, 1463, 2387, 4123, 4447, 6479, 31129, 45353, 48917, 84493, 137857, 342419, 591451, 929423, 964999, 1516427, 2619283, 6505961, 10614989, 18334981, 28812113, 201684791]

約数ペア:

[(1, 201684791), (7, 28812113), (11, 18334981), (19, 10614989), (31, 6505961), (77, 2619283), (133, 1516427), (209, 964999), (217, 929423), (341, 591451), (589, 342419), (1463, 137857), (2387, 84493), (4123, 48917), (4447, 45353), (6479, 31129)]