261783493

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{23087}}^1$

素因数の和:23156

約数の個数: 16

約数和(自身を含む): 299220480

約数和(自身を除く): 37436987

約数列:

[1, 17, 23, 29, 391, 493, 667, 11339, 23087, 392479, 531001, 669523, 9027017, 11381891, 15399029, 261783493]

約数ペア:

[(1, 261783493), (17, 15399029), (23, 11381891), (29, 9027017), (391, 669523), (493, 531001), (667, 392479), (11339, 23087)]