1990245

素因数分解:

$3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{479}}^1$

素因数の和:764

約数の個数: 16

約数和(自身を含む): 3202560

約数和(自身を除く): 1212315

約数列:

[1, 3, 5, 15, 277, 479, 831, 1385, 1437, 2395, 4155, 7185, 132683, 398049, 663415, 1990245]

約数ペア:

[(1, 1990245), (3, 663415), (5, 398049), (15, 132683), (277, 7185), (479, 4155), (831, 2395), (1385, 1437)]