28954825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{353}}^1$

素因数の和:573

約数の個数: 24

約数和(自身を含む): 38321208

約数和(自身を除く): 9366383

約数列:

[1, 5, 17, 25, 85, 193, 353, 425, 965, 1765, 3281, 4825, 6001, 8825, 16405, 30005, 68129, 82025, 150025, 340645, 1158193, 1703225, 5790965, 28954825]

約数ペア:

[(1, 28954825), (5, 5790965), (17, 1703225), (25, 1158193), (85, 340645), (193, 150025), (353, 82025), (425, 68129), (965, 30005), (1765, 16405), (3281, 8825), (4825, 6001)]