28503405

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2207}}^1$

素因数の和:2266

約数の個数: 48

約数和(自身を含む): 57867264

約数和(自身を除く): 29363859

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 63, 105, 123, 205, 287, 315, 369, 615, 861, 1435, 1845, 2207, 2583, 4305, 6621, 11035, 12915, 15449, 19863, 33105, 46347, 77245, 90487, 99315, 139041, 231735, 271461, 452435, 633409, 695205, 814383, 1357305, 1900227, 3167045, 4071915, 5700681, 9501135, 28503405]

約数ペア:

[(1, 28503405), (3, 9501135), (5, 5700681), (7, 4071915), (9, 3167045), (15, 1900227), (21, 1357305), (35, 814383), (41, 695205), (45, 633409), (63, 452435), (105, 271461), (123, 231735), (205, 139041), (287, 99315), (315, 90487), (369, 77245), (615, 46347), (861, 33105), (1435, 19863), (1845, 15449), (2207, 12915), (2583, 11035), (4305, 6621)]