213400894

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{6317}}^1$

素因数の和:6472

約数の個数: 32

約数和(自身を含む): 388177920

約数和(自身を除く): 174777026

約数列:

[1, 2, 7, 14, 19, 38, 127, 133, 254, 266, 889, 1778, 2413, 4826, 6317, 12634, 16891, 33782, 44219, 88438, 120023, 240046, 802259, 840161, 1604518, 1680322, 5615813, 11231626, 15242921, 30485842, 106700447, 213400894]

約数ペア:

[(1, 213400894), (2, 106700447), (7, 30485842), (14, 15242921), (19, 11231626), (38, 5615813), (127, 1680322), (133, 1604518), (254, 840161), (266, 802259), (889, 240046), (1778, 120023), (2413, 88438), (4826, 44219), (6317, 33782), (12634, 16891)]