12964815

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7027}}^1$

素因数の和:7079

約数の個数: 24

約数和(自身を含む): 23023728

約数和(自身を除く): 10058913

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 7027, 21081, 35135, 63243, 105405, 288107, 316215, 864321, 1440535, 2592963, 4321605, 12964815]

約数ペア:

[(1, 12964815), (3, 4321605), (5, 2592963), (9, 1440535), (15, 864321), (41, 316215), (45, 288107), (123, 105405), (205, 63243), (369, 35135), (615, 21081), (1845, 7027)]