12847024

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:385

約数の個数: 40

約数和(自身を含む): 25926912

約数和(自身を除く): 13079888

約数列:

[1, 2, 4, 8, 16, 43, 71, 86, 142, 172, 263, 284, 344, 526, 568, 688, 1052, 1136, 2104, 3053, 4208, 6106, 11309, 12212, 18673, 22618, 24424, 37346, 45236, 48848, 74692, 90472, 149384, 180944, 298768, 802939, 1605878, 3211756, 6423512, 12847024]

約数ペア:

[(1, 12847024), (2, 6423512), (4, 3211756), (8, 1605878), (16, 802939), (43, 298768), (71, 180944), (86, 149384), (142, 90472), (172, 74692), (263, 48848), (284, 45236), (344, 37346), (526, 24424), (568, 22618), (688, 18673), (1052, 12212), (1136, 11309), (2104, 6106), (3053, 4208)]