271235425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{638201}}^1$

素因数の和:638228

約数の個数: 12

約数和(自身を含む): 356116716

約数和(自身を除く): 84881291

約数列:

[1, 5, 17, 25, 85, 425, 638201, 3191005, 10849417, 15955025, 54247085, 271235425]

約数ペア:

[(1, 271235425), (5, 54247085), (17, 15955025), (25, 10849417), (85, 3191005), (425, 638201)]