201975212

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{397589}}^1$

素因数の和:397720

約数の個数: 12

約数和(自身を含む): 356240640

約数和(自身を除く): 154265428

約数列:

[1, 2, 4, 127, 254, 508, 397589, 795178, 1590356, 50493803, 100987606, 201975212]

約数ペア:

[(1, 201975212), (2, 100987606), (4, 50493803), (127, 1590356), (254, 795178), (508, 397589)]