78847353

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21739}}^1$

素因数の和:21789

約数の個数: 24

約数和(自身を含む): 126613760

約数和(自身を除く): 47766407

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 279, 403, 1209, 3627, 21739, 65217, 195651, 282607, 673909, 847821, 2021727, 2543463, 6065181, 8760817, 26282451, 78847353]

約数ペア:

[(1, 78847353), (3, 26282451), (9, 8760817), (13, 6065181), (31, 2543463), (39, 2021727), (93, 847821), (117, 673909), (279, 282607), (403, 195651), (1209, 65217), (3627, 21739)]