194171509

素因数分解:

$7^1\times {\mathrm{107}}^1\times {\mathrm{397}}^1\times {\mathrm{653}}^1$

素因数の和:1164

約数の個数: 16

約数和(自身を含む): 224892288

約数和(自身を除く): 30720779

約数列:

[1, 7, 107, 397, 653, 749, 2779, 4571, 42479, 69871, 259241, 297353, 489097, 1814687, 27738787, 194171509]

約数ペア:

[(1, 194171509), (7, 27738787), (107, 1814687), (397, 489097), (653, 297353), (749, 259241), (2779, 69871), (4571, 42479)]