258278812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{136511}}^1$

素因数の和:136569

約数の個数: 24

約数和(自身を含む): 504548352

約数和(自身を除く): 246269540

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 172, 473, 946, 1892, 136511, 273022, 546044, 1501621, 3003242, 5869973, 6006484, 11739946, 23479892, 64569703, 129139406, 258278812]

約数ペア:

[(1, 258278812), (2, 129139406), (4, 64569703), (11, 23479892), (22, 11739946), (43, 6006484), (44, 5869973), (86, 3003242), (172, 1501621), (473, 546044), (946, 273022), (1892, 136511)]