2157543

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{1949}}^1$

素因数の和:1999

約数の個数: 16

約数和(自身を含む): 3276000

約数和(自身を除く): 1118457

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 1949, 5847, 17541, 52623, 79909, 239727, 719181, 2157543]

約数ペア:

[(1, 2157543), (3, 719181), (9, 239727), (27, 79909), (41, 52623), (123, 17541), (369, 5847), (1107, 1949)]