12338739

素因数分解:

$3^2\times 7^4\times {\mathrm{571}}^1$

素因数の和:605

約数の個数: 30

約数和(自身を含む): 20828236

約数和(自身を除く): 8489497

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 571, 1029, 1713, 2401, 3087, 3997, 5139, 7203, 11991, 21609, 27979, 35973, 83937, 195853, 251811, 587559, 1370971, 1762677, 4112913, 12338739]

約数ペア:

[(1, 12338739), (3, 4112913), (7, 1762677), (9, 1370971), (21, 587559), (49, 251811), (63, 195853), (147, 83937), (343, 35973), (441, 27979), (571, 21609), (1029, 11991), (1713, 7203), (2401, 5139), (3087, 3997)]