85290289

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{397}}^1\times {\mathrm{653}}^1$

素因数の和:1104

約数の個数: 16

約数和(自身を含む): 99952128

約数和(自身を除く): 14661839

約数列:

[1, 7, 47, 329, 397, 653, 2779, 4571, 18659, 30691, 130613, 214837, 259241, 1814687, 12184327, 85290289]

約数ペア:

[(1, 85290289), (7, 12184327), (47, 1814687), (329, 259241), (397, 214837), (653, 130613), (2779, 30691), (4571, 18659)]