51994689

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1\times {\mathrm{571}}^1$

素因数の和:940

約数の個数: 16

約数和(自身を含む): 70287360

約数和(自身を除く): 18292671

約数列:

[1, 3, 127, 239, 381, 571, 717, 1713, 30353, 72517, 91059, 136469, 217551, 409407, 17331563, 51994689]

約数ペア:

[(1, 51994689), (3, 17331563), (127, 409407), (239, 217551), (381, 136469), (571, 91059), (717, 72517), (1713, 30353)]