2005037721

素因数分解:

$3^2\times {\mathrm{149}}^1\times {\mathrm{1495181}}^1$

素因数の和:1495336

約数の個数: 12

約数和(自身を含む): 2915604900

約数和(自身を除く): 910567179

約数列:

[1, 3, 9, 149, 447, 1341, 1495181, 4485543, 13456629, 222781969, 668345907, 2005037721]

約数ペア:

[(1, 2005037721), (3, 668345907), (9, 222781969), (149, 13456629), (447, 4485543), (1341, 1495181)]