208945728

素因数分解:

$2^6\times 3^2\times {\mathrm{362753}}^1$

素因数の和:362771

約数の個数: 42

約数和(自身を含む): 598906854

約数和(自身を除く): 389961126

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 362753, 725506, 1088259, 1451012, 2176518, 2902024, 3264777, 4353036, 5804048, 6529554, 8706072, 11608096, 13059108, 17412144, 23216192, 26118216, 34824288, 52236432, 69648576, 104472864, 208945728]

約数ペア:

[(1, 208945728), (2, 104472864), (3, 69648576), (4, 52236432), (6, 34824288), (8, 26118216), (9, 23216192), (12, 17412144), (16, 13059108), (18, 11608096), (24, 8706072), (32, 6529554), (36, 5804048), (48, 4353036), (64, 3264777), (72, 2902024), (96, 2176518), (144, 1451012), (192, 1088259), (288, 725506), (576, 362753)]