140589379

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{151009}}^1$

素因数の和:151042

約数の個数: 12

約数和(自身を含む): 172151400

約数和(自身を除く): 31562021

約数列:

[1, 7, 19, 49, 133, 931, 151009, 1057063, 2869171, 7399441, 20084197, 140589379]

約数ペア:

[(1, 140589379), (7, 20084197), (19, 7399441), (49, 2869171), (133, 1057063), (931, 151009)]