85840565

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{21487}}^1$

素因数の和:21556

約数の個数: 16

約数和(自身を含む): 111393792

約数和(自身を除く): 25553227

約数列:

[1, 5, 17, 47, 85, 235, 799, 3995, 21487, 107435, 365279, 1009889, 1826395, 5049445, 17168113, 85840565]

約数ペア:

[(1, 85840565), (5, 17168113), (17, 5049445), (47, 1826395), (85, 1009889), (235, 365279), (799, 107435), (3995, 21487)]