218702979

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{53881}}^1$

素因数の和:53939

約数の個数: 24

約数和(自身を含む): 353034864

約数和(自身を除く): 134331885

約数列:

[1, 3, 9, 11, 33, 41, 99, 123, 369, 451, 1353, 4059, 53881, 161643, 484929, 592691, 1778073, 2209121, 5334219, 6627363, 19882089, 24300331, 72900993, 218702979]

約数ペア:

[(1, 218702979), (3, 72900993), (9, 24300331), (11, 19882089), (33, 6627363), (41, 5334219), (99, 2209121), (123, 1778073), (369, 592691), (451, 484929), (1353, 161643), (4059, 53881)]