1999857

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:344

約数の個数: 16

約数和(自身を含む): 2782080

約数和(自身を除く): 782223

約数列:

[1, 3, 41, 71, 123, 213, 229, 687, 2911, 8733, 9389, 16259, 28167, 48777, 666619, 1999857]

約数ペア:

[(1, 1999857), (3, 666619), (41, 48777), (71, 28167), (123, 16259), (213, 9389), (229, 8733), (687, 2911)]