2838143

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:119

約数の個数: 32

約数和(自身を含む): 3870720

約数和(自身を除く): 1032577

約数列:

[1, 7, 11, 29, 31, 41, 77, 203, 217, 287, 319, 341, 451, 899, 1189, 1271, 2233, 2387, 3157, 6293, 8323, 8897, 9889, 13079, 13981, 36859, 69223, 91553, 97867, 258013, 405449, 2838143]

約数ペア:

[(1, 2838143), (7, 405449), (11, 258013), (29, 97867), (31, 91553), (41, 69223), (77, 36859), (203, 13981), (217, 13079), (287, 9889), (319, 8897), (341, 8323), (451, 6293), (899, 3157), (1189, 2387), (1271, 2233)]