28831569

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 45501120

約数和(自身を除く): 16669551

約数列:

[1, 3, 13, 19, 39, 41, 57, 73, 123, 169, 219, 247, 507, 533, 741, 779, 949, 1387, 1599, 2337, 2847, 2993, 3211, 4161, 6929, 8979, 9633, 10127, 12337, 18031, 20787, 30381, 37011, 38909, 54093, 56867, 116727, 131651, 170601, 234403, 394953, 505817, 703209, 739271, 1517451, 2217813, 9610523, 28831569]

約数ペア:

[(1, 28831569), (3, 9610523), (13, 2217813), (19, 1517451), (39, 739271), (41, 703209), (57, 505817), (73, 394953), (123, 234403), (169, 170601), (219, 131651), (247, 116727), (507, 56867), (533, 54093), (741, 38909), (779, 37011), (949, 30381), (1387, 20787), (1599, 18031), (2337, 12337), (2847, 10127), (2993, 9633), (3211, 8979), (4161, 6929)]