64401057

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{23773}}^1$

素因数の和:23829

約数の個数: 24

約数和(自身を含む): 108789824

約数和(自身を除く): 44388767

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 23773, 71319, 166411, 213957, 499233, 1022239, 1497699, 3066717, 7155673, 9200151, 21467019, 64401057]

約数ペア:

[(1, 64401057), (3, 21467019), (7, 9200151), (9, 7155673), (21, 3066717), (43, 1497699), (63, 1022239), (129, 499233), (301, 213957), (387, 166411), (903, 71319), (2709, 23773)]