12971685

素因数分解:

$3^1\times 5^1\times {\mathrm{919}}^1\times {\mathrm{941}}^1$

素因数の和:1868

約数の個数: 16

約数和(自身を含む): 20799360

約数和(自身を除く): 7827675

約数列:

[1, 3, 5, 15, 919, 941, 2757, 2823, 4595, 4705, 13785, 14115, 864779, 2594337, 4323895, 12971685]

約数ペア:

[(1, 12971685), (3, 4323895), (5, 2594337), (15, 864779), (919, 14115), (941, 13785), (2757, 4705), (2823, 4595)]