5427405

素因数分解:

$3^6\times 5^1\times {\mathrm{1489}}^1$

素因数の和:1512

約数の個数: 28

約数和(自身を含む): 9771420

約数和(自身を除く): 4344015

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 1489, 3645, 4467, 7445, 13401, 22335, 40203, 67005, 120609, 201015, 361827, 603045, 1085481, 1809135, 5427405]

約数ペア:

[(1, 5427405), (3, 1809135), (5, 1085481), (9, 603045), (15, 361827), (27, 201015), (45, 120609), (81, 67005), (135, 40203), (243, 22335), (405, 13401), (729, 7445), (1215, 4467), (1489, 3645)]