201380788

素因数分解:

$2^2\times 7^3\times {\mathrm{37}}^1\times {\mathrm{3967}}^1$

素因数の和:4029

約数の個数: 48

約数和(自身を含む): 422195200

約数和(自身を除く): 220814412

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 196, 259, 343, 518, 686, 1036, 1372, 1813, 3626, 3967, 7252, 7934, 12691, 15868, 25382, 27769, 50764, 55538, 111076, 146779, 194383, 293558, 388766, 587116, 777532, 1027453, 1360681, 2054906, 2721362, 4109812, 5442724, 7192171, 14384342, 28768684, 50345197, 100690394, 201380788]

約数ペア:

[(1, 201380788), (2, 100690394), (4, 50345197), (7, 28768684), (14, 14384342), (28, 7192171), (37, 5442724), (49, 4109812), (74, 2721362), (98, 2054906), (148, 1360681), (196, 1027453), (259, 777532), (343, 587116), (518, 388766), (686, 293558), (1036, 194383), (1372, 146779), (1813, 111076), (3626, 55538), (3967, 50764), (7252, 27769), (7934, 25382), (12691, 15868)]