2887689

素因数分解:

$3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{691}}^1$

素因数の和:900

約数の個数: 16

約数和(自身を含む): 4428800

約数和(自身を除く): 1541111

約数列:

[1, 3, 7, 21, 199, 597, 691, 1393, 2073, 4179, 4837, 14511, 137509, 412527, 962563, 2887689]

約数ペア:

[(1, 2887689), (3, 962563), (7, 412527), (21, 137509), (199, 14511), (597, 4837), (691, 4179), (1393, 2073)]