128171470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1831021}}^1$

素因数の和:1831035

約数の個数: 16

約数和(自身を含む): 263667168

約数和(自身を除く): 135495698

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1831021, 3662042, 9155105, 12817147, 18310210, 25634294, 64085735, 128171470]

約数ペア:

[(1, 128171470), (2, 64085735), (5, 25634294), (7, 18310210), (10, 12817147), (14, 9155105), (35, 3662042), (70, 1831021)]