12693897

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{139}}^2$

素因数の和:357

約数の個数: 18

約数和(自身を含む): 18721482

約数和(自身を除く): 6027585

約数列:

[1, 3, 9, 73, 139, 219, 417, 657, 1251, 10147, 19321, 30441, 57963, 91323, 173889, 1410433, 4231299, 12693897]

約数ペア:

[(1, 12693897), (3, 4231299), (9, 1410433), (73, 173889), (139, 91323), (219, 57963), (417, 30441), (657, 19321), (1251, 10147)]