198257668

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^2\times {\mathrm{439}}^1$

素因数の和:704

約数の個数: 36

約数和(自身を含む): 400572480

約数和(自身を除く): 202314812

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 439, 508, 878, 889, 1756, 1778, 3073, 3556, 6146, 12292, 16129, 32258, 55753, 64516, 111506, 112903, 223012, 225806, 390271, 451612, 780542, 1561084, 7080631, 14161262, 28322524, 49564417, 99128834, 198257668]

約数ペア:

[(1, 198257668), (2, 99128834), (4, 49564417), (7, 28322524), (14, 14161262), (28, 7080631), (127, 1561084), (254, 780542), (439, 451612), (508, 390271), (878, 225806), (889, 223012), (1756, 112903), (1778, 111506), (3073, 64516), (3556, 55753), (6146, 32258), (12292, 16129)]