128910544

素因数分解:

$2^4\times 7^1\times {\mathrm{1150987}}^1$

素因数の和:1151002

約数の個数: 20

約数和(自身を含む): 285445024

約数和(自身を除く): 156534480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1150987, 2301974, 4603948, 8056909, 9207896, 16113818, 18415792, 32227636, 64455272, 128910544]

約数ペア:

[(1, 128910544), (2, 64455272), (4, 32227636), (7, 18415792), (8, 16113818), (14, 9207896), (16, 8056909), (28, 4603948), (56, 2301974), (112, 1150987)]