28562445

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 51538032

約数和(自身を除く): 22975587

約数列:

[1, 3, 5, 9, 15, 41, 45, 113, 123, 137, 205, 339, 369, 411, 565, 615, 685, 1017, 1233, 1695, 1845, 2055, 4633, 5085, 5617, 6165, 13899, 15481, 16851, 23165, 28085, 41697, 46443, 50553, 69495, 77405, 84255, 139329, 208485, 232215, 252765, 634721, 696645, 1904163, 3173605, 5712489, 9520815, 28562445]

約数ペア:

[(1, 28562445), (3, 9520815), (5, 5712489), (9, 3173605), (15, 1904163), (41, 696645), (45, 634721), (113, 252765), (123, 232215), (137, 208485), (205, 139329), (339, 84255), (369, 77405), (411, 69495), (565, 50553), (615, 46443), (685, 41697), (1017, 28085), (1233, 23165), (1695, 16851), (1845, 15481), (2055, 13899), (4633, 6165), (5085, 5617)]