291270239

素因数分解:

${\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{1933}}^1$

素因数の和:2186

約数の個数: 16

約数和(自身を含む): 320363232

約数和(自身を除く): 29092993

約数列:

[1, 13, 67, 173, 871, 1933, 2249, 11591, 25129, 129511, 150683, 334409, 1683643, 4347317, 22405403, 291270239]

約数ペア:

[(1, 291270239), (13, 22405403), (67, 4347317), (173, 1683643), (871, 334409), (1933, 150683), (2249, 129511), (11591, 25129)]