123780903

素因数分解:

$3^1\times {\mathrm{29}}^2\times {\mathrm{71}}^1\times {\mathrm{691}}^1$

素因数の和:823

約数の個数: 24

約数和(自身を含む): 173586816

約数和(自身を除く): 49805913

約数列:

[1, 3, 29, 71, 87, 213, 691, 841, 2059, 2073, 2523, 6177, 20039, 49061, 59711, 60117, 147183, 179133, 581131, 1422769, 1743393, 4268307, 41260301, 123780903]

約数ペア:

[(1, 123780903), (3, 41260301), (29, 4268307), (71, 1743393), (87, 1422769), (213, 581131), (691, 179133), (841, 147183), (2059, 60117), (2073, 59711), (2523, 49061), (6177, 20039)]