28705295

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{7027}}^1$

素因数の和:7094

約数の個数: 16

約数和(自身を含む): 37107840

約数和(自身を除く): 8402545

約数列:

[1, 5, 19, 43, 95, 215, 817, 4085, 7027, 35135, 133513, 302161, 667565, 1510805, 5741059, 28705295]

約数ペア:

[(1, 28705295), (5, 5741059), (19, 1510805), (43, 667565), (95, 302161), (215, 133513), (817, 35135), (4085, 7027)]