171664388

素因数分解:

$2^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{15443}}^1$

素因数の和:15851

約数の個数: 24

約数和(自身を含む): 344215872

約数和(自身を除く): 172551484

約数列:

[1, 2, 4, 7, 14, 28, 397, 794, 1588, 2779, 5558, 11116, 15443, 30886, 61772, 108101, 216202, 432404, 6130871, 12261742, 24523484, 42916097, 85832194, 171664388]

約数ペア:

[(1, 171664388), (2, 85832194), (4, 42916097), (7, 24523484), (14, 12261742), (28, 6130871), (397, 432404), (794, 216202), (1588, 108101), (2779, 61772), (5558, 30886), (11116, 15443)]