64745639

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{17551}}^1$

素因数の和:17606

約数の個数: 16

約数和(自身を含む): 80879616

約数和(自身を除く): 16133977

約数列:

[1, 7, 17, 31, 119, 217, 527, 3689, 17551, 122857, 298367, 544081, 2088569, 3808567, 9249377, 64745639]

約数ペア:

[(1, 64745639), (7, 9249377), (17, 3808567), (31, 2088569), (119, 544081), (217, 298367), (527, 122857), (3689, 17551)]