71808639

素因数分解:

$3^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{8161}}^1$

素因数の和:8590

約数の個数: 16

約数和(自身を含む): 109697280

約数和(自身を除く): 37888641

約数列:

[1, 3, 7, 21, 419, 1257, 2933, 8161, 8799, 24483, 57127, 171381, 3419459, 10258377, 23936213, 71808639]

約数ペア:

[(1, 71808639), (3, 23936213), (7, 10258377), (21, 3419459), (419, 171381), (1257, 57127), (2933, 24483), (8161, 8799)]