131574146

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{161639}}^1$

素因数の和:161689

約数の個数: 16

約数和(自身を含む): 221123520

約数和(自身を除く): 89549374

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 161639, 323278, 1778029, 3556058, 5980643, 11961286, 65787073, 131574146]

約数ペア:

[(1, 131574146), (2, 65787073), (11, 11961286), (22, 5980643), (37, 3556058), (74, 1778029), (407, 323278), (814, 161639)]