251144478

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{82559}}^1$

素因数の和:82593

約数の個数: 36

約数和(自身を含む): 589230720

約数和(自身を除く): 338086242

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 169, 234, 338, 507, 1014, 1521, 3042, 82559, 165118, 247677, 495354, 743031, 1073267, 1486062, 2146534, 3219801, 6439602, 9659403, 13952471, 19318806, 27904942, 41857413, 83714826, 125572239, 251144478]

約数ペア:

[(1, 251144478), (2, 125572239), (3, 83714826), (6, 41857413), (9, 27904942), (13, 19318806), (18, 13952471), (26, 9659403), (39, 6439602), (78, 3219801), (117, 2146534), (169, 1486062), (234, 1073267), (338, 743031), (507, 495354), (1014, 247677), (1521, 165118), (3042, 82559)]