28552275

素因数分解:

$3^2\times 5^2\times {\mathrm{113}}^1\times {\mathrm{1123}}^1$

素因数の和:1252

約数の個数: 36

約数和(自身を含む): 51638808

約数和(自身を除く): 23086533

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 113, 225, 339, 565, 1017, 1123, 1695, 2825, 3369, 5085, 5615, 8475, 10107, 16845, 25425, 28075, 50535, 84225, 126899, 252675, 380697, 634495, 1142091, 1903485, 3172475, 5710455, 9517425, 28552275]

約数ペア:

[(1, 28552275), (3, 9517425), (5, 5710455), (9, 3172475), (15, 1903485), (25, 1142091), (45, 634495), (75, 380697), (113, 252675), (225, 126899), (339, 84225), (565, 50535), (1017, 28075), (1123, 25425), (1695, 16845), (2825, 10107), (3369, 8475), (5085, 5615)]