2777211

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:283

約数の個数: 24

約数和(自身を含む): 4290000

約数和(自身を除く): 1512789

約数列:

[1, 3, 9, 19, 57, 109, 149, 171, 327, 447, 981, 1341, 2071, 2831, 6213, 8493, 16241, 18639, 25479, 48723, 146169, 308579, 925737, 2777211]

約数ペア:

[(1, 2777211), (3, 925737), (9, 308579), (19, 146169), (57, 48723), (109, 25479), (149, 18639), (171, 16241), (327, 8493), (447, 6213), (981, 2831), (1341, 2071)]