1390351391

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{511723}}^1$

素因数の和:511766

約数の個数: 16

約数和(自身を含む): 1719392640

約数和(自身を除く): 329041249

約数列:

[1, 11, 13, 19, 143, 209, 247, 2717, 511723, 5628953, 6652399, 9722737, 73176389, 106950107, 126395581, 1390351391]

約数ペア:

[(1, 1390351391), (11, 126395581), (13, 106950107), (19, 73176389), (143, 9722737), (209, 6652399), (247, 5628953), (2717, 511723)]