140485009

素因数分解:

$7^2\times {\mathrm{787}}^1\times {\mathrm{3643}}^1$

素因数の和:4444

約数の個数: 12

約数和(自身を含む): 163673904

約数和(自身を除く): 23188895

約数列:

[1, 7, 49, 787, 3643, 5509, 25501, 38563, 178507, 2867041, 20069287, 140485009]

約数ペア:

[(1, 140485009), (7, 20069287), (49, 2867041), (787, 178507), (3643, 38563), (5509, 25501)]