156783137

素因数分解:

$7^1\times {\mathrm{97}}^1\times {\mathrm{233}}^1\times {\mathrm{991}}^1$

素因数の和:1328

約数の個数: 16

約数和(自身を含む): 181988352

約数和(自身を除く): 25205215

約数列:

[1, 7, 97, 233, 679, 991, 1631, 6937, 22601, 96127, 158207, 230903, 672889, 1616321, 22397591, 156783137]

約数ペア:

[(1, 156783137), (7, 22397591), (97, 1616321), (233, 672889), (679, 230903), (991, 158207), (1631, 96127), (6937, 22601)]