25705215

素因数分解:

$3^3\times 5^1\times {\mathrm{190409}}^1$

素因数の和:190423

約数の個数: 16

約数和(自身を含む): 45698400

約数和(自身を除く): 19993185

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 190409, 571227, 952045, 1713681, 2856135, 5141043, 8568405, 25705215]

約数ペア:

[(1, 25705215), (3, 8568405), (5, 5141043), (9, 2856135), (15, 1713681), (27, 952045), (45, 571227), (135, 190409)]