81383708

素因数分解:

$2^2\times 7^2\times {\mathrm{277}}^1\times {\mathrm{1499}}^1$

素因数の和:1794

約数の個数: 36

約数和(自身を含む): 166383000

約数和(自身を除く): 84999292

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 277, 554, 1108, 1499, 1939, 2998, 3878, 5996, 7756, 10493, 13573, 20986, 27146, 41972, 54292, 73451, 146902, 293804, 415223, 830446, 1660892, 2906561, 5813122, 11626244, 20345927, 40691854, 81383708]

約数ペア:

[(1, 81383708), (2, 40691854), (4, 20345927), (7, 11626244), (14, 5813122), (28, 2906561), (49, 1660892), (98, 830446), (196, 415223), (277, 293804), (554, 146902), (1108, 73451), (1499, 54292), (1939, 41972), (2998, 27146), (3878, 20986), (5996, 13573), (7756, 10493)]