221696163

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{631613}}^1$

素因数の和:631635

約数の個数: 16

約数和(自身を含む): 353703840

約数和(自身を除く): 132007677

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 631613, 1894839, 5684517, 8210969, 17053551, 24632907, 73898721, 221696163]

約数ペア:

[(1, 221696163), (3, 73898721), (9, 24632907), (13, 17053551), (27, 8210969), (39, 5684517), (117, 1894839), (351, 631613)]