66811612

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{17417}}^1$

素因数の和:17565

約数の個数: 24

約数和(自身を含む): 134606304

約数和(自身を除く): 67794692

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3836, 17417, 34834, 69668, 121919, 243838, 487676, 2386129, 4772258, 9544516, 16702903, 33405806, 66811612]

約数ペア:

[(1, 66811612), (2, 33405806), (4, 16702903), (7, 9544516), (14, 4772258), (28, 2386129), (137, 487676), (274, 243838), (548, 121919), (959, 69668), (1918, 34834), (3836, 17417)]