161956823

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{7237}}^1$

素因数の和:7406

約数の個数: 16

約数和(自身を含む): 194557440

約数和(自身を除く): 32600617

約数列:

[1, 7, 23, 139, 161, 973, 3197, 7237, 22379, 50659, 166451, 1005943, 1165157, 7041601, 23136689, 161956823]

約数ペア:

[(1, 161956823), (7, 23136689), (23, 7041601), (139, 1165157), (161, 1005943), (973, 166451), (3197, 50659), (7237, 22379)]