208247039

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{1231}}^1$

素因数の和:1288

約数の個数: 32

約数和(自身を含む): 281487360

約数和(自身を除く): 73240321

約数列:

[1, 7, 11, 13, 77, 91, 143, 169, 1001, 1183, 1231, 1859, 2197, 8617, 13013, 13541, 15379, 16003, 24167, 94787, 112021, 169169, 176033, 208039, 1232231, 1456273, 2288429, 2704507, 16019003, 18931549, 29749577, 208247039]

約数ペア:

[(1, 208247039), (7, 29749577), (11, 18931549), (13, 16019003), (77, 2704507), (91, 2288429), (143, 1456273), (169, 1232231), (1001, 208039), (1183, 176033), (1231, 169169), (1859, 112021), (2197, 94787), (8617, 24167), (13013, 16003), (13541, 15379)]