28974904

素因数分解:

$2^3\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1229}}^1$

素因数の和:1663

約数の個数: 32

約数和(自身を含む): 62287200

約数和(自身を除く): 33312296

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 421, 842, 1229, 1684, 2458, 2947, 3368, 4916, 5894, 8603, 9832, 11788, 17206, 23576, 34412, 68824, 517409, 1034818, 2069636, 3621863, 4139272, 7243726, 14487452, 28974904]

約数ペア:

[(1, 28974904), (2, 14487452), (4, 7243726), (7, 4139272), (8, 3621863), (14, 2069636), (28, 1034818), (56, 517409), (421, 68824), (842, 34412), (1229, 23576), (1684, 17206), (2458, 11788), (2947, 9832), (3368, 8603), (4916, 5894)]