1231142

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{523}}^1$

素因数の和:643

約数の個数: 16

約数和(自身を含む): 2037312

約数和(自身を除く): 806170

約数列:

[1, 2, 11, 22, 107, 214, 523, 1046, 1177, 2354, 5753, 11506, 55961, 111922, 615571, 1231142]

約数ペア:

[(1, 1231142), (2, 615571), (11, 111922), (22, 55961), (107, 11506), (214, 5753), (523, 2354), (1046, 1177)]