51987717

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{593}}^1$

素因数の和:810

約数の個数: 32

約数和(自身を含む): 82114560

約数和(自身を除く): 30126843

約数列:

[1, 3, 9, 17, 27, 51, 153, 191, 459, 573, 593, 1719, 1779, 3247, 5157, 5337, 9741, 10081, 16011, 29223, 30243, 87669, 90729, 113263, 272187, 339789, 1019367, 1925471, 3058101, 5776413, 17329239, 51987717]

約数ペア:

[(1, 51987717), (3, 17329239), (9, 5776413), (17, 3058101), (27, 1925471), (51, 1019367), (153, 339789), (191, 272187), (459, 113263), (573, 90729), (593, 87669), (1719, 30243), (1779, 29223), (3247, 16011), (5157, 10081), (5337, 9741)]