198628759

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{727}}^1\times {\mathrm{1697}}^1$

素因数の和:2454

約数の個数: 16

約数和(自身を含む): 237339648

約数和(自身を除く): 38710889

約数列:

[1, 7, 23, 161, 727, 1697, 5089, 11879, 16721, 39031, 117047, 273217, 1233719, 8636033, 28375537, 198628759]

約数ペア:

[(1, 198628759), (7, 28375537), (23, 8636033), (161, 1233719), (727, 273217), (1697, 117047), (5089, 39031), (11879, 16721)]