15193251

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{1753}}^1$

素因数の和:1872

約数の個数: 20

約数和(自身を含む): 22921272

約数和(自身を除く): 7728021

約数列:

[1, 3, 9, 27, 81, 107, 321, 963, 1753, 2889, 5259, 8667, 15777, 47331, 141993, 187571, 562713, 1688139, 5064417, 15193251]

約数ペア:

[(1, 15193251), (3, 5064417), (9, 1688139), (27, 562713), (81, 187571), (107, 141993), (321, 47331), (963, 15777), (1753, 8667), (2889, 5259)]