4081259

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:219

約数の個数: 24

約数和(自身を含む): 5266800

約数和(自身を除く): 1185541

約数列:

[1, 7, 13, 43, 49, 91, 149, 301, 559, 637, 1043, 1937, 2107, 3913, 6407, 7301, 13559, 27391, 44849, 83291, 94913, 313943, 583037, 4081259]

約数ペア:

[(1, 4081259), (7, 583037), (13, 313943), (43, 94913), (49, 83291), (91, 44849), (149, 27391), (301, 13559), (559, 7301), (637, 6407), (1043, 3913), (1937, 2107)]