2011444215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{15649}}^1$

素因数の和:15728

約数の個数: 64

約数和(自身を含む): 3786048000

約数和(自身を除く): 1774603785

約数列:

[1, 3, 5, 11, 15, 19, 33, 41, 55, 57, 95, 123, 165, 205, 209, 285, 451, 615, 627, 779, 1045, 1353, 2255, 2337, 3135, 3895, 6765, 8569, 11685, 15649, 25707, 42845, 46947, 78245, 128535, 172139, 234735, 297331, 516417, 641609, 860695, 891993, 1486655, 1924827, 2582085, 3208045, 3270641, 4459965, 7057699, 9624135, 9811923, 12190571, 16353205, 21173097, 35288495, 36571713, 49059615, 60952855, 105865485, 134096281, 182858565, 402288843, 670481405, 2011444215]

約数ペア:

[(1, 2011444215), (3, 670481405), (5, 402288843), (11, 182858565), (15, 134096281), (19, 105865485), (33, 60952855), (41, 49059615), (55, 36571713), (57, 35288495), (95, 21173097), (123, 16353205), (165, 12190571), (205, 9811923), (209, 9624135), (285, 7057699), (451, 4459965), (615, 3270641), (627, 3208045), (779, 2582085), (1045, 1924827), (1353, 1486655), (2255, 891993), (2337, 860695), (3135, 641609), (3895, 516417), (6765, 297331), (8569, 234735), (11685, 172139), (15649, 128535), (25707, 78245), (42845, 46947)]