28306516

素因数分解:

$2^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{1039}}^1$

素因数の和:1196

約数の個数: 36

約数和(自身を含む): 58094400

約数和(自身を除く): 29787884

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 139, 196, 278, 556, 973, 1039, 1946, 2078, 3892, 4156, 6811, 7273, 13622, 14546, 27244, 29092, 50911, 101822, 144421, 203644, 288842, 577684, 1010947, 2021894, 4043788, 7076629, 14153258, 28306516]

約数ペア:

[(1, 28306516), (2, 14153258), (4, 7076629), (7, 4043788), (14, 2021894), (28, 1010947), (49, 577684), (98, 288842), (139, 203644), (196, 144421), (278, 101822), (556, 50911), (973, 29092), (1039, 27244), (1946, 14546), (2078, 13622), (3892, 7273), (4156, 6811)]