197451297

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{317957}}^1$

素因数の和:317989

約数の個数: 16

約数和(自身を含む): 305239680

約数和(自身を除く): 107788383

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 317957, 953871, 2861613, 7313011, 8584839, 21939033, 65817099, 197451297]

約数ペア:

[(1, 197451297), (3, 65817099), (9, 21939033), (23, 8584839), (27, 7313011), (69, 2861613), (207, 953871), (621, 317957)]