12791212

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{7489}}^1$

素因数の和:7561

約数の個数: 24

約数和(自身を含む): 26005280

約数和(自身を除く): 13214068

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 7489, 14978, 29956, 52423, 104846, 209692, 456829, 913658, 1827316, 3197803, 6395606, 12791212]

約数ペア:

[(1, 12791212), (2, 6395606), (4, 3197803), (7, 1827316), (14, 913658), (28, 456829), (61, 209692), (122, 104846), (244, 52423), (427, 29956), (854, 14978), (1708, 7489)]