28662595

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{25939}}^1$

素因数の和:25974

約数の個数: 16

約数和(自身を含む): 39221280

約数和(自身を除く): 10558685

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 25939, 129695, 337207, 440963, 1686035, 2204815, 5732519, 28662595]

約数ペア:

[(1, 28662595), (5, 5732519), (13, 2204815), (17, 1686035), (65, 440963), (85, 337207), (221, 129695), (1105, 25939)]