87517143

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{13487}}^1$

素因数の和:13603

約数の個数: 24

約数和(自身を含む): 145886208

約数和(自身を除く): 58369065

約数列:

[1, 3, 7, 9, 21, 63, 103, 309, 721, 927, 2163, 6489, 13487, 40461, 94409, 121383, 283227, 849681, 1389161, 4167483, 9724127, 12502449, 29172381, 87517143]

約数ペア:

[(1, 87517143), (3, 29172381), (7, 12502449), (9, 9724127), (21, 4167483), (63, 1389161), (103, 849681), (309, 283227), (721, 121383), (927, 94409), (2163, 40461), (6489, 13487)]