1809135

素因数分解:

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

素因数の和:1509

約数の個数: 24

約数和(自身を含む): 3254160

約数和(自身を除く): 1445025

約数列:

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

約数ペア:

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