28654119

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{18839}}^1$

素因数の和:18871

約数の個数: 18

約数和(自身を含む): 44820360

約数和(自身を除く): 16166241

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 18839, 56517, 169551, 244907, 734721, 2204163, 3183791, 9551373, 28654119]

約数ペア:

[(1, 28654119), (3, 9551373), (9, 3183791), (13, 2204163), (39, 734721), (117, 244907), (169, 169551), (507, 56517), (1521, 18839)]