28975282

素因数分解:

$2^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{9281}}^1$

素因数の和:9513

約数の個数: 16

約数和(自身を含む): 49900032

約数和(自身を除く): 20924750

約数列:

[1, 2, 7, 14, 223, 446, 1561, 3122, 9281, 18562, 64967, 129934, 2069663, 4139326, 14487641, 28975282]

約数ペア:

[(1, 28975282), (2, 14487641), (7, 4139326), (14, 2069663), (223, 129934), (446, 64967), (1561, 18562), (3122, 9281)]