25428735

素因数分解:

$3^5\times 5^1\times {\mathrm{20929}}^1$

素因数の和:20949

約数の個数: 24

約数和(自身を含む): 45711120

約数和(自身を除く): 20282385

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 20929, 62787, 104645, 188361, 313935, 565083, 941805, 1695249, 2825415, 5085747, 8476245, 25428735]

約数ペア:

[(1, 25428735), (3, 8476245), (5, 5085747), (9, 2825415), (15, 1695249), (27, 941805), (45, 565083), (81, 313935), (135, 188361), (243, 104645), (405, 62787), (1215, 20929)]