2191137

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2957}}^1$

素因数の和:2992

約数の個数: 16

約数和(自身を含む): 3312960

約数和(自身を除く): 1121823

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 2957, 8871, 38441, 56183, 115323, 168549, 730379, 2191137]

約数ペア:

[(1, 2191137), (3, 730379), (13, 168549), (19, 115323), (39, 56183), (57, 38441), (247, 8871), (741, 2957)]