4009621

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:241

約数の個数: 24

約数和(自身を含む): 5236704

約数和(自身を除く): 1227083

約数列:

[1, 7, 11, 43, 49, 77, 173, 301, 473, 539, 1211, 1903, 2107, 3311, 7439, 8477, 13321, 23177, 52073, 81829, 93247, 364511, 572803, 4009621]

約数ペア:

[(1, 4009621), (7, 572803), (11, 364511), (43, 93247), (49, 81829), (77, 52073), (173, 23177), (301, 13321), (473, 8477), (539, 7439), (1211, 3311), (1903, 2107)]