306768209

素因数分解:

${\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{3889}}^1$

素因数の和:4072

約数の個数: 16

約数和(自身を含む): 342817920

約数和(自身を除く): 36049711

約数列:

[1, 11, 71, 101, 781, 1111, 3889, 7171, 42779, 78881, 276119, 392789, 3037309, 4320679, 27888019, 306768209]

約数ペア:

[(1, 306768209), (11, 27888019), (71, 4320679), (101, 3037309), (781, 392789), (1111, 276119), (3889, 78881), (7171, 42779)]