71981882

素因数分解:

$2^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{3691}}^1$

素因数の和:3906

約数の個数: 24

約数和(自身を含む): 126266400

約数和(自身を除く): 54284518

約数列:

[1, 2, 7, 14, 49, 98, 199, 398, 1393, 2786, 3691, 7382, 9751, 19502, 25837, 51674, 180859, 361718, 734509, 1469018, 5141563, 10283126, 35990941, 71981882]

約数ペア:

[(1, 71981882), (2, 35990941), (7, 10283126), (14, 5141563), (49, 1469018), (98, 734509), (199, 361718), (398, 180859), (1393, 51674), (2786, 25837), (3691, 19502), (7382, 9751)]