209214159

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{9337}}^1$

素因数の和:9455

約数の個数: 32

約数和(自身を含む): 351407616

約数和(自身を除く): 142193457

約数列:

[1, 3, 7, 11, 21, 33, 77, 97, 231, 291, 679, 1067, 2037, 3201, 7469, 9337, 22407, 28011, 65359, 102707, 196077, 308121, 718949, 905689, 2156847, 2717067, 6339823, 9962579, 19019469, 29887737, 69738053, 209214159]

約数ペア:

[(1, 209214159), (3, 69738053), (7, 29887737), (11, 19019469), (21, 9962579), (33, 6339823), (77, 2717067), (97, 2156847), (231, 905689), (291, 718949), (679, 308121), (1067, 196077), (2037, 102707), (3201, 65359), (7469, 28011), (9337, 22407)]