25060995

素因数分解:

$3^4\times 5^1\times {\mathrm{61879}}^1$

素因数の和:61896

約数の個数: 20

約数和(自身を含む): 44924880

約数和(自身を除く): 19863885

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 61879, 185637, 309395, 556911, 928185, 1670733, 2784555, 5012199, 8353665, 25060995]

約数ペア:

[(1, 25060995), (3, 8353665), (5, 5012199), (9, 2784555), (15, 1670733), (27, 928185), (45, 556911), (81, 309395), (135, 185637), (405, 61879)]