158444209

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{19231}}^1$

素因数の和:19356

約数の個数: 16

約数和(自身を含む): 199397376

約数和(自身を除く): 40953167

約数列:

[1, 7, 11, 77, 107, 749, 1177, 8239, 19231, 134617, 211541, 1480787, 2057717, 14404019, 22634887, 158444209]

約数ペア:

[(1, 158444209), (7, 22634887), (11, 14404019), (77, 2057717), (107, 1480787), (749, 211541), (1177, 134617), (8239, 19231)]