168991978

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{41809}}^1$

素因数の和:41901

約数の個数: 16

約数和(自身を含む): 264908160

約数和(自身を除く): 95916182

約数列:

[1, 2, 43, 47, 86, 94, 2021, 4042, 41809, 83618, 1797787, 1965023, 3595574, 3930046, 84495989, 168991978]

約数ペア:

[(1, 168991978), (2, 84495989), (43, 3930046), (47, 3595574), (86, 1965023), (94, 1797787), (2021, 83618), (4042, 41809)]