87868004

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2903}}^1$

素因数の和:2984

約数の個数: 48

約数和(自身を含む): 187342848

約数和(自身を除く): 99474844

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 47, 92, 94, 161, 188, 322, 329, 644, 658, 1081, 1316, 2162, 2903, 4324, 5806, 7567, 11612, 15134, 20321, 30268, 40642, 66769, 81284, 133538, 136441, 267076, 272882, 467383, 545764, 934766, 955087, 1869532, 1910174, 3138143, 3820348, 6276286, 12552572, 21967001, 43934002, 87868004]

約数ペア:

[(1, 87868004), (2, 43934002), (4, 21967001), (7, 12552572), (14, 6276286), (23, 3820348), (28, 3138143), (46, 1910174), (47, 1869532), (92, 955087), (94, 934766), (161, 545764), (188, 467383), (322, 272882), (329, 267076), (644, 136441), (658, 133538), (1081, 81284), (1316, 66769), (2162, 40642), (2903, 30268), (4324, 20321), (5806, 15134), (7567, 11612)]