2138773

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1237}}^1$

素因数の和:1276

約数の個数: 16

約数和(自身を含む): 2773120

約数和(自身を除く): 634347

約数列:

[1, 7, 13, 19, 91, 133, 247, 1237, 1729, 8659, 16081, 23503, 112567, 164521, 305539, 2138773]

約数ペア:

[(1, 2138773), (7, 305539), (13, 164521), (19, 112567), (91, 23503), (133, 16081), (247, 8659), (1237, 1729)]