20161891614969

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2181314683}}^1$

素因数の和:2181314781

約数の個数: 24

約数和(自身を含む): 31759941799040

約数和(自身を除く): 11598050184071

約数列:

[1, 3, 9, 13, 39, 79, 117, 237, 711, 1027, 3081, 9243, 2181314683, 6543944049, 19631832147, 28357090879, 85071272637, 172323859957, 255213817911, 516971579871, 1550914739613, 2240210179441, 6720630538323, 20161891614969]

約数ペア:

[(1, 20161891614969), (3, 6720630538323), (9, 2240210179441), (13, 1550914739613), (39, 516971579871), (79, 255213817911), (117, 172323859957), (237, 85071272637), (711, 28357090879), (1027, 19631832147), (3081, 6543944049), (9243, 2181314683)]