89405188

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{314807}}^1$

素因数の和:314882

約数の個数: 12

約数和(自身を含む): 158663232

約数和(自身を除く): 69258044

約数列:

[1, 2, 4, 71, 142, 284, 314807, 629614, 1259228, 22351297, 44702594, 89405188]

約数ペア:

[(1, 89405188), (2, 44702594), (4, 22351297), (71, 1259228), (142, 629614), (284, 314807)]