389616297

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{115237}}^1$

素因数の和:115277

約数の個数: 24

約数和(自身を含む): 630582336

約数和(自身を除く): 240966039

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 115237, 345711, 806659, 2419977, 2650451, 5646613, 7951353, 16939839, 18553157, 55659471, 129872099, 389616297]

約数ペア:

[(1, 389616297), (3, 129872099), (7, 55659471), (21, 18553157), (23, 16939839), (49, 7951353), (69, 5646613), (147, 2650451), (161, 2419977), (483, 806659), (1127, 345711), (3381, 115237)]