2489397

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{547}}^1$

素因数の和:628

約数の個数: 16

約数和(自身を含む): 3498432

約数和(自身を除く): 1009035

約数列:

[1, 3, 37, 41, 111, 123, 547, 1517, 1641, 4551, 20239, 22427, 60717, 67281, 829799, 2489397]

約数ペア:

[(1, 2489397), (3, 829799), (37, 67281), (41, 60717), (111, 22427), (123, 20239), (547, 4551), (1517, 1641)]