209569276

素因数分解:

$2^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:339

約数の個数: 72

約数和(自身を含む): 439819296

約数和(自身を除く): 230250020

約数列:

[1, 2, 4, 7, 14, 28, 49, 73, 97, 98, 146, 151, 194, 196, 292, 302, 388, 511, 604, 679, 1022, 1057, 1358, 2044, 2114, 2716, 3577, 4228, 4753, 7081, 7154, 7399, 9506, 11023, 14162, 14308, 14647, 14798, 19012, 22046, 28324, 29294, 29596, 44092, 49567, 58588, 77161, 99134, 102529, 154322, 198268, 205058, 308644, 346969, 410116, 540127, 693938, 717703, 1069231, 1080254, 1387876, 1435406, 2138462, 2160508, 2870812, 4276924, 7484617, 14969234, 29938468, 52392319, 104784638, 209569276]

約数ペア:

[(1, 209569276), (2, 104784638), (4, 52392319), (7, 29938468), (14, 14969234), (28, 7484617), (49, 4276924), (73, 2870812), (97, 2160508), (98, 2138462), (146, 1435406), (151, 1387876), (194, 1080254), (196, 1069231), (292, 717703), (302, 693938), (388, 540127), (511, 410116), (604, 346969), (679, 308644), (1022, 205058), (1057, 198268), (1358, 154322), (2044, 102529), (2114, 99134), (2716, 77161), (3577, 58588), (4228, 49567), (4753, 44092), (7081, 29596), (7154, 29294), (7399, 28324), (9506, 22046), (11023, 19012), (14162, 14798), (14308, 14647)]