7212981

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{607}}^1$

素因数の和:860

約数の個数: 16

約数和(自身を含む): 10243584

約数和(自身を除く): 3030603

約数列:

[1, 3, 17, 51, 233, 607, 699, 1821, 3961, 10319, 11883, 30957, 141431, 424293, 2404327, 7212981]

約数ペア:

[(1, 7212981), (3, 2404327), (17, 424293), (51, 141431), (233, 30957), (607, 11883), (699, 10319), (1821, 3961)]