171772670

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{193003}}^1$

素因数の和:193099

約数の個数: 16

約数和(自身を含む): 312666480

約数和(自身を除く): 140893810

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 193003, 386006, 965015, 1930030, 17177267, 34354534, 85886335, 171772670]

約数ペア:

[(1, 171772670), (2, 85886335), (5, 34354534), (10, 17177267), (89, 1930030), (178, 965015), (445, 386006), (890, 193003)]