28555215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{146437}}^1$

素因数の和:146458

約数の個数: 16

約数和(自身を含む): 49203168

約数和(自身を除く): 20647953

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 146437, 439311, 732185, 1903681, 2196555, 5711043, 9518405, 28555215]

約数ペア:

[(1, 28555215), (3, 9518405), (5, 5711043), (13, 2196555), (15, 1903681), (39, 732185), (65, 439311), (195, 146437)]