2578842

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:323

約数の個数: 48

約数和(自身を含む): 6482112

約数和(自身を除く): 3903270

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 97, 126, 194, 211, 291, 422, 582, 633, 679, 873, 1266, 1358, 1477, 1746, 1899, 2037, 2954, 3798, 4074, 4431, 6111, 8862, 12222, 13293, 20467, 26586, 40934, 61401, 122802, 143269, 184203, 286538, 368406, 429807, 859614, 1289421, 2578842]

約数ペア:

[(1, 2578842), (2, 1289421), (3, 859614), (6, 429807), (7, 368406), (9, 286538), (14, 184203), (18, 143269), (21, 122802), (42, 61401), (63, 40934), (97, 26586), (126, 20467), (194, 13293), (211, 12222), (291, 8862), (422, 6111), (582, 4431), (633, 4074), (679, 3798), (873, 2954), (1266, 2037), (1358, 1899), (1477, 1746)]