77072121

素因数分解:

$3^3\times 7^1\times {\mathrm{407789}}^1$

素因数の和:407805

約数の個数: 16

約数和(自身を含む): 130492800

約数和(自身を除く): 53420679

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 407789, 1223367, 2854523, 3670101, 8563569, 11010303, 25690707, 77072121]

約数ペア:

[(1, 77072121), (3, 25690707), (7, 11010303), (9, 8563569), (21, 3670101), (27, 2854523), (63, 1223367), (189, 407789)]