297405

素因数分解:

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

素因数の和:2217

約数の個数: 16

約数和(自身を含む): 528960

約数和(自身を除く): 231555

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 2203, 6609, 11015, 19827, 33045, 59481, 99135, 297405]

約数ペア:

[(1, 297405), (3, 99135), (5, 59481), (9, 33045), (15, 19827), (27, 11015), (45, 6609), (135, 2203)]