209401654934

素因数分解:

$2^1\times {\mathrm{643}}^1\times {\mathrm{811}}^1\times {\mathrm{200779}}^1$

素因数の和:202235

約数の個数: 16

約数和(自身を含む): 314980451520

約数和(自身を除く): 105578796586

約数列:

[1, 2, 643, 811, 1286, 1622, 200779, 401558, 521473, 1042946, 129100897, 162831769, 258201794, 325663538, 104700827467, 209401654934]

約数ペア:

[(1, 209401654934), (2, 104700827467), (643, 325663538), (811, 258201794), (1286, 162831769), (1622, 129100897), (200779, 1042946), (401558, 521473)]