81745265

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{137387}}^1$

素因数の和:137416

約数の個数: 16

約数和(自身を含む): 118703232

約数和(自身を除く): 36957967

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 137387, 686935, 961709, 2335579, 4808545, 11677895, 16349053, 81745265]

約数ペア:

[(1, 81745265), (5, 16349053), (7, 11677895), (17, 4808545), (35, 2335579), (85, 961709), (119, 686935), (595, 137387)]