199609837

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{7243}}^1$

素因数の和:7408

約数の個数: 16

約数和(自身を含む): 237371392

約数和(自身を除く): 37761555

約数列:

[1, 7, 31, 127, 217, 889, 3937, 7243, 27559, 50701, 224533, 919861, 1571731, 6439027, 28515691, 199609837]

約数ペア:

[(1, 199609837), (7, 28515691), (31, 6439027), (127, 1571731), (217, 919861), (889, 224533), (3937, 50701), (7243, 27559)]