28136428

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 54813024

約数和(自身を除く): 26676596

約数列:

[1, 2, 4, 17, 34, 37, 53, 68, 74, 106, 148, 211, 212, 422, 629, 844, 901, 1258, 1802, 1961, 2516, 3587, 3604, 3922, 7174, 7807, 7844, 11183, 14348, 15614, 22366, 31228, 33337, 44732, 66674, 132719, 133348, 190111, 265438, 380222, 413771, 530876, 760444, 827542, 1655084, 7034107, 14068214, 28136428]

約数ペア:

[(1, 28136428), (2, 14068214), (4, 7034107), (17, 1655084), (34, 827542), (37, 760444), (53, 530876), (68, 413771), (74, 380222), (106, 265438), (148, 190111), (211, 133348), (212, 132719), (422, 66674), (629, 44732), (844, 33337), (901, 31228), (1258, 22366), (1802, 15614), (1961, 14348), (2516, 11183), (3587, 7844), (3604, 7807), (3922, 7174)]