15891741

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{4493}}^1$

素因数の和:4633

約数の個数: 16

約数和(自身を含む): 23728320

約数和(自身を除く): 7836579

約数列:

[1, 3, 9, 27, 131, 393, 1179, 3537, 4493, 13479, 40437, 121311, 588583, 1765749, 5297247, 15891741]

約数ペア:

[(1, 15891741), (3, 5297247), (9, 1765749), (27, 588583), (131, 121311), (393, 40437), (1179, 13479), (3537, 4493)]