2821899

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1597}}^1$

素因数の和:1650

約数の個数: 16

約数和(自身を含む): 4090880

約数和(自身を除く): 1268981

約数列:

[1, 3, 19, 31, 57, 93, 589, 1597, 1767, 4791, 30343, 49507, 91029, 148521, 940633, 2821899]

約数ペア:

[(1, 2821899), (3, 940633), (19, 148521), (31, 91029), (57, 49507), (93, 30343), (589, 4791), (1597, 1767)]