218601272

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{208589}}^1$

素因数の和:208726

約数の個数: 16

約数和(自身を含む): 413008200

約数和(自身を除く): 194406928

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 208589, 417178, 834356, 1668712, 27325159, 54650318, 109300636, 218601272]

約数ペア:

[(1, 218601272), (2, 109300636), (4, 54650318), (8, 27325159), (131, 1668712), (262, 834356), (524, 417178), (1048, 208589)]