69139889

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{24509}}^1$

素因数の和:24560

約数の個数: 16

約数和(自身を含む): 87843840

約数和(自身を除く): 18703951

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 24509, 171563, 318617, 759779, 2230319, 5318453, 9877127, 69139889]

約数ペア:

[(1, 69139889), (7, 9877127), (13, 5318453), (31, 2230319), (91, 759779), (217, 318617), (403, 171563), (2821, 24509)]