204567286

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{181}}^1$

素因数の和:421

約数の個数: 64

約数和(自身を含む): 396264960

約数和(自身を除く): 191697674

約数列:

[1, 2, 7, 11, 14, 22, 41, 77, 82, 154, 179, 181, 287, 358, 362, 451, 574, 902, 1253, 1267, 1969, 1991, 2506, 2534, 3157, 3938, 3982, 6314, 7339, 7421, 13783, 13937, 14678, 14842, 27566, 27874, 32399, 51373, 51947, 64798, 80729, 81631, 102746, 103894, 161458, 163262, 226793, 356389, 453586, 565103, 571417, 712778, 1130206, 1142834, 1328359, 2494723, 2656718, 4989446, 9298513, 14611949, 18597026, 29223898, 102283643, 204567286]

約数ペア:

[(1, 204567286), (2, 102283643), (7, 29223898), (11, 18597026), (14, 14611949), (22, 9298513), (41, 4989446), (77, 2656718), (82, 2494723), (154, 1328359), (179, 1142834), (181, 1130206), (287, 712778), (358, 571417), (362, 565103), (451, 453586), (574, 356389), (902, 226793), (1253, 163262), (1267, 161458), (1969, 103894), (1991, 102746), (2506, 81631), (2534, 80729), (3157, 64798), (3938, 51947), (3982, 51373), (6314, 32399), (7339, 27874), (7421, 27566), (13783, 14842), (13937, 14678)]