15855885

素因数分解:

$3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1753}}^1$

素因数の和:1834

約数の個数: 32

約数和(自身を含む): 28625280

約数和(自身を除く): 12769395

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 135, 201, 335, 603, 1005, 1753, 1809, 3015, 5259, 8765, 9045, 15777, 26295, 47331, 78885, 117451, 236655, 352353, 587255, 1057059, 1761765, 3171177, 5285295, 15855885]

約数ペア:

[(1, 15855885), (3, 5285295), (5, 3171177), (9, 1761765), (15, 1057059), (27, 587255), (45, 352353), (67, 236655), (135, 117451), (201, 78885), (335, 47331), (603, 26295), (1005, 15777), (1753, 9045), (1809, 8765), (3015, 5259)]