54816345

素因数分解:

$3^4\times 5^1\times {\mathrm{135349}}^1$

素因数の和:135366

約数の個数: 20

約数和(自身を含む): 98264100

約数和(自身を除く): 43447755

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 135349, 406047, 676745, 1218141, 2030235, 3654423, 6090705, 10963269, 18272115, 54816345]

約数ペア:

[(1, 54816345), (3, 18272115), (5, 10963269), (9, 6090705), (15, 3654423), (27, 2030235), (45, 1218141), (81, 676745), (135, 406047), (405, 135349)]