198567405

素因数分解:

$3^2\times 5^1\times {\mathrm{2003}}^1\times {\mathrm{2203}}^1$

素因数の和:4217

約数の個数: 24

約数和(自身を含む): 344511648

約数和(自身を除く): 145944243

約数列:

[1, 3, 5, 9, 15, 45, 2003, 2203, 6009, 6609, 10015, 11015, 18027, 19827, 30045, 33045, 90135, 99135, 4412609, 13237827, 22063045, 39713481, 66189135, 198567405]

約数ペア:

[(1, 198567405), (3, 66189135), (5, 39713481), (9, 22063045), (15, 13237827), (45, 4412609), (2003, 99135), (2203, 90135), (6009, 33045), (6609, 30045), (10015, 19827), (11015, 18027)]