78608289

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{1277}}^1$

素因数の和:1385

約数の個数: 24

約数和(自身を含む): 112995648

約数和(自身を除く): 34387359

約数列:

[1, 3, 17, 51, 71, 213, 289, 867, 1207, 1277, 3621, 3831, 20519, 21709, 61557, 65127, 90667, 272001, 369053, 1107159, 1541339, 4624017, 26202763, 78608289]

約数ペア:

[(1, 78608289), (3, 26202763), (17, 4624017), (51, 1541339), (71, 1107159), (213, 369053), (289, 272001), (867, 90667), (1207, 65127), (1277, 61557), (3621, 21709), (3831, 20519)]