51460143

素因数分解:

$3^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{1777}}^1$

素因数の和:1991

約数の個数: 24

約数和(自身を含む): 80266032

約数和(自身を除く): 28805889

約数列:

[1, 3, 7, 21, 49, 147, 197, 591, 1379, 1777, 4137, 5331, 9653, 12439, 28959, 37317, 87073, 261219, 350069, 1050207, 2450483, 7351449, 17153381, 51460143]

約数ペア:

[(1, 51460143), (3, 17153381), (7, 7351449), (21, 2450483), (49, 1050207), (147, 350069), (197, 261219), (591, 87073), (1379, 37317), (1777, 28959), (4137, 12439), (5331, 9653)]