2790445

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1307}}^1$

素因数の和:1380

約数の個数: 16

約数和(自身を含む): 3892608

約数和(自身を除く): 1102163

約数列:

[1, 5, 7, 35, 61, 305, 427, 1307, 2135, 6535, 9149, 45745, 79727, 398635, 558089, 2790445]

約数ペア:

[(1, 2790445), (5, 558089), (7, 398635), (35, 79727), (61, 45745), (305, 9149), (427, 6535), (1307, 2135)]