2879145

素因数分解:

$3^4\times 5^1\times {\mathrm{7109}}^1$

素因数の和:7126

約数の個数: 20

約数和(自身を含む): 5161860

約数和(自身を除く): 2282715

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 7109, 21327, 35545, 63981, 106635, 191943, 319905, 575829, 959715, 2879145]

約数ペア:

[(1, 2879145), (3, 959715), (5, 575829), (9, 319905), (15, 191943), (27, 106635), (45, 63981), (81, 35545), (135, 21327), (405, 7109)]