2005602285

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{21787}}^1$

素因数の和:21850

約数の個数: 48

約数和(自身を含む): 3586130496

約数和(自身を除く): 1580528211

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 361, 969, 1083, 1615, 1805, 4845, 5415, 6137, 18411, 21787, 30685, 65361, 92055, 108935, 326805, 370379, 413953, 1111137, 1241859, 1851895, 2069765, 5555685, 6209295, 7037201, 7865107, 21111603, 23595321, 35186005, 39325535, 105558015, 117976605, 133706819, 401120457, 668534095, 2005602285]

約数ペア:

[(1, 2005602285), (3, 668534095), (5, 401120457), (15, 133706819), (17, 117976605), (19, 105558015), (51, 39325535), (57, 35186005), (85, 23595321), (95, 21111603), (255, 7865107), (285, 7037201), (323, 6209295), (361, 5555685), (969, 2069765), (1083, 1851895), (1615, 1241859), (1805, 1111137), (4845, 413953), (5415, 370379), (6137, 326805), (18411, 108935), (21787, 92055), (30685, 65361)]