208839609

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2237}}^1$

素因数の和:2318

約数の個数: 48

約数和(自身を含む): 351921024

約数和(自身を除く): 143081415

約数列:

[1, 3, 9, 11, 23, 33, 41, 69, 99, 123, 207, 253, 369, 451, 759, 943, 1353, 2237, 2277, 2829, 4059, 6711, 8487, 10373, 20133, 24607, 31119, 51451, 73821, 91717, 93357, 154353, 221463, 275151, 463059, 565961, 825453, 1008887, 1697883, 2109491, 3026661, 5093649, 6328473, 9079983, 18985419, 23204401, 69613203, 208839609]

約数ペア:

[(1, 208839609), (3, 69613203), (9, 23204401), (11, 18985419), (23, 9079983), (33, 6328473), (41, 5093649), (69, 3026661), (99, 2109491), (123, 1697883), (207, 1008887), (253, 825453), (369, 565961), (451, 463059), (759, 275151), (943, 221463), (1353, 154353), (2237, 93357), (2277, 91717), (2829, 73821), (4059, 51451), (6711, 31119), (8487, 24607), (10373, 20133)]