131924745

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:502

約数の個数: 48

約数和(自身を含む): 234254592

約数和(自身を除く): 102329847

約数列:

[1, 3, 5, 9, 15, 45, 71, 157, 213, 263, 355, 471, 639, 785, 789, 1065, 1315, 1413, 2355, 2367, 3195, 3945, 7065, 11147, 11835, 18673, 33441, 41291, 55735, 56019, 93365, 100323, 123873, 167205, 168057, 206455, 280095, 371619, 501615, 619365, 840285, 1858095, 2931661, 8794983, 14658305, 26384949, 43974915, 131924745]

約数ペア:

[(1, 131924745), (3, 43974915), (5, 26384949), (9, 14658305), (15, 8794983), (45, 2931661), (71, 1858095), (157, 840285), (213, 619365), (263, 501615), (355, 371619), (471, 280095), (639, 206455), (785, 168057), (789, 167205), (1065, 123873), (1315, 100323), (1413, 93365), (2355, 56019), (2367, 55735), (3195, 41291), (3945, 33441), (7065, 18673), (11147, 11835)]