12218493

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1933}}^1$

素因数の和:1993

約数の個数: 24

約数和(自身を含む): 19401888

約数和(自身を除く): 7183395

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 1933, 2107, 5799, 6321, 13531, 40593, 83119, 94717, 249357, 284151, 581833, 1745499, 4072831, 12218493]

約数ペア:

[(1, 12218493), (3, 4072831), (7, 1745499), (21, 581833), (43, 284151), (49, 249357), (129, 94717), (147, 83119), (301, 40593), (903, 13531), (1933, 6321), (2107, 5799)]