28720446

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{293}}^1$

素因数の和:377

約数の個数: 48

約数和(自身を含む): 63059472

約数和(自身を除く): 34339026

約数列:

[1, 2, 3, 6, 17, 31, 34, 51, 62, 93, 102, 186, 293, 527, 586, 879, 961, 1054, 1581, 1758, 1922, 2883, 3162, 4981, 5766, 9083, 9962, 14943, 16337, 18166, 27249, 29886, 32674, 49011, 54498, 98022, 154411, 281573, 308822, 463233, 563146, 844719, 926466, 1689438, 4786741, 9573482, 14360223, 28720446]

約数ペア:

[(1, 28720446), (2, 14360223), (3, 9573482), (6, 4786741), (17, 1689438), (31, 926466), (34, 844719), (51, 563146), (62, 463233), (93, 308822), (102, 281573), (186, 154411), (293, 98022), (527, 54498), (586, 49011), (879, 32674), (961, 29886), (1054, 27249), (1581, 18166), (1758, 16337), (1922, 14943), (2883, 9962), (3162, 9083), (4981, 5766)]