15661728441

素因数分解:

$3^2\times {\mathrm{439}}^1\times {\mathrm{3963991}}^1$

素因数の和:3964436

約数の個数: 12

約数和(自身を含む): 22674034240

約数和(自身を除く): 7012305799

約数列:

[1, 3, 9, 439, 1317, 3951, 3963991, 11891973, 35675919, 1740192049, 5220576147, 15661728441]

約数ペア:

[(1, 15661728441), (3, 5220576147), (9, 1740192049), (439, 35675919), (1317, 11891973), (3951, 3963991)]