1906551

素因数分解:

$3^3\times {\mathrm{241}}^1\times {\mathrm{293}}^1$

素因数の和:543

約数の個数: 16

約数和(自身を含む): 2845920

約数和(自身を除く): 939369

約数列:

[1, 3, 9, 27, 241, 293, 723, 879, 2169, 2637, 6507, 7911, 70613, 211839, 635517, 1906551]

約数ペア:

[(1, 1906551), (3, 635517), (9, 211839), (27, 70613), (241, 7911), (293, 6507), (723, 2637), (879, 2169)]