28255052084

素因数分解:

$2^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{14207}}^1$

素因数の和:14437

約数の個数: 72

約数和(自身を含む): 58730757120

約数和(自身を除く): 30475705036

約数列:

[1, 2, 4, 7, 14, 28, 49, 73, 98, 139, 146, 196, 278, 292, 511, 556, 973, 1022, 1946, 2044, 3577, 3892, 6811, 7154, 10147, 13622, 14207, 14308, 20294, 27244, 28414, 40588, 56828, 71029, 99449, 142058, 198898, 284116, 397796, 497203, 696143, 994406, 1037111, 1392286, 1974773, 1988812, 2074222, 2784572, 3949546, 4148444, 7259777, 7899092, 13823411, 14519554, 27646822, 29039108, 50818439, 55293644, 96763877, 101636878, 144158429, 193527754, 203273756, 288316858, 387055508, 576633716, 1009109003, 2018218006, 4036436012, 7063763021, 14127526042, 28255052084]

約数ペア:

[(1, 28255052084), (2, 14127526042), (4, 7063763021), (7, 4036436012), (14, 2018218006), (28, 1009109003), (49, 576633716), (73, 387055508), (98, 288316858), (139, 203273756), (146, 193527754), (196, 144158429), (278, 101636878), (292, 96763877), (511, 55293644), (556, 50818439), (973, 29039108), (1022, 27646822), (1946, 14519554), (2044, 13823411), (3577, 7899092), (3892, 7259777), (6811, 4148444), (7154, 3949546), (10147, 2784572), (13622, 2074222), (14207, 1988812), (14308, 1974773), (20294, 1392286), (27244, 1037111), (28414, 994406), (40588, 696143), (56828, 497203), (71029, 397796), (99449, 284116), (142058, 198898)]