28754415

素因数分解:

$3^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{1123}}^1$

素因数の和:1703

約数の個数: 24

約数和(自身を含む): 49973040

約数和(自身を除く): 21218625

約数列:

[1, 3, 5, 9, 15, 45, 569, 1123, 1707, 2845, 3369, 5121, 5615, 8535, 10107, 16845, 25605, 50535, 638987, 1916961, 3194935, 5750883, 9584805, 28754415]

約数ペア:

[(1, 28754415), (3, 9584805), (5, 5750883), (9, 3194935), (15, 1916961), (45, 638987), (569, 50535), (1123, 25605), (1707, 16845), (2845, 10107), (3369, 8535), (5121, 5615)]