16118289

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{41}}^1$

素因数の和:107

約数の個数: 54

約数和(自身を含む): 27667458

約数和(自身を除く): 11549169

約数列:

[1, 3, 9, 11, 19, 33, 41, 57, 99, 121, 123, 171, 209, 361, 363, 369, 451, 627, 779, 1083, 1089, 1353, 1881, 2299, 2337, 3249, 3971, 4059, 4961, 6897, 7011, 8569, 11913, 14801, 14883, 20691, 25707, 35739, 43681, 44403, 44649, 77121, 94259, 131043, 133209, 162811, 282777, 393129, 488433, 848331, 1465299, 1790921, 5372763, 16118289]

約数ペア:

[(1, 16118289), (3, 5372763), (9, 1790921), (11, 1465299), (19, 848331), (33, 488433), (41, 393129), (57, 282777), (99, 162811), (121, 133209), (123, 131043), (171, 94259), (209, 77121), (361, 44649), (363, 44403), (369, 43681), (451, 35739), (627, 25707), (779, 20691), (1083, 14883), (1089, 14801), (1353, 11913), (1881, 8569), (2299, 7011), (2337, 6897), (3249, 4961), (3971, 4059)]