27459405

素因数分解:

$3^4\times 5^1\times {\mathrm{67801}}^1$

素因数の和:67818

約数の個数: 20

約数和(自身を含む): 49224252

約数和(自身を除く): 21764847

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 67801, 203403, 339005, 610209, 1017015, 1830627, 3051045, 5491881, 9153135, 27459405]

約数ペア:

[(1, 27459405), (3, 9153135), (5, 5491881), (9, 3051045), (15, 1830627), (27, 1017015), (45, 610209), (81, 339005), (135, 203403), (405, 67801)]