12156765124

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{142211}}^1$

素因数の和:142336

約数の個数: 48

約数和(自身を含む): 25229546496

約数和(自身を除く): 13072781372

約数列:

[1, 2, 4, 7, 14, 28, 43, 71, 86, 142, 172, 284, 301, 497, 602, 994, 1204, 1988, 3053, 6106, 12212, 21371, 42742, 85484, 142211, 284422, 568844, 995477, 1990954, 3981908, 6115073, 10096981, 12230146, 20193962, 24460292, 40387924, 42805511, 70678867, 85611022, 141357734, 171222044, 282715468, 434170183, 868340366, 1736680732, 3039191281, 6078382562, 12156765124]

約数ペア:

[(1, 12156765124), (2, 6078382562), (4, 3039191281), (7, 1736680732), (14, 868340366), (28, 434170183), (43, 282715468), (71, 171222044), (86, 141357734), (142, 85611022), (172, 70678867), (284, 42805511), (301, 40387924), (497, 24460292), (602, 20193962), (994, 12230146), (1204, 10096981), (1988, 6115073), (3053, 3981908), (6106, 1990954), (12212, 995477), (21371, 568844), (42742, 284422), (85484, 142211)]