81268239

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{39317}}^1$

素因数の和:39386

約数の個数: 16

約数和(自身を含む): 118897632

約数和(自身を除く): 37629393

約数列:

[1, 3, 13, 39, 53, 159, 689, 2067, 39317, 117951, 511121, 1533363, 2083801, 6251403, 27089413, 81268239]

約数ペア:

[(1, 81268239), (3, 27089413), (13, 6251403), (39, 2083801), (53, 1533363), (159, 511121), (689, 117951), (2067, 39317)]