129256884

素因数分解:

$2^2\times 3^4\times {\mathrm{398941}}^1$

素因数の和:398957

約数の個数: 30

約数和(自身を含む): 337903874

約数和(自身を除く): 208646990

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 398941, 797882, 1196823, 1595764, 2393646, 3590469, 4787292, 7180938, 10771407, 14361876, 21542814, 32314221, 43085628, 64628442, 129256884]

約数ペア:

[(1, 129256884), (2, 64628442), (3, 43085628), (4, 32314221), (6, 21542814), (9, 14361876), (12, 10771407), (18, 7180938), (27, 4787292), (36, 3590469), (54, 2393646), (81, 1595764), (108, 1196823), (162, 797882), (324, 398941)]