51179247

素因数分解:

$3^2\times 7^1\times {\mathrm{661}}^1\times {\mathrm{1229}}^1$

素因数の和:1903

約数の個数: 24

約数和(自身を含む): 84683040

約数和(自身を除く): 33503793

約数列:

[1, 3, 7, 9, 21, 63, 661, 1229, 1983, 3687, 4627, 5949, 8603, 11061, 13881, 25809, 41643, 77427, 812369, 2437107, 5686583, 7311321, 17059749, 51179247]

約数ペア:

[(1, 51179247), (3, 17059749), (7, 7311321), (9, 5686583), (21, 2437107), (63, 812369), (661, 77427), (1229, 41643), (1983, 25809), (3687, 13881), (4627, 11061), (5949, 8603)]