827571441

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{883}}^1$

素因数の和:990

約数の個数: 48

約数和(自身を含む): 1250555904

約数和(自身を除く): 422984463

約数列:

[1, 3, 17, 23, 47, 51, 69, 141, 289, 391, 799, 867, 883, 1081, 1173, 2397, 2649, 3243, 6647, 13583, 15011, 18377, 19941, 20309, 40749, 41501, 45033, 55131, 60927, 124503, 255187, 312409, 345253, 705517, 765561, 937227, 954523, 1035759, 2116551, 2863569, 5869301, 11993789, 16226891, 17607903, 35981367, 48680673, 275857147, 827571441]

約数ペア:

[(1, 827571441), (3, 275857147), (17, 48680673), (23, 35981367), (47, 17607903), (51, 16226891), (69, 11993789), (141, 5869301), (289, 2863569), (391, 2116551), (799, 1035759), (867, 954523), (883, 937227), (1081, 765561), (1173, 705517), (2397, 345253), (2649, 312409), (3243, 255187), (6647, 124503), (13583, 60927), (15011, 55131), (18377, 45033), (19941, 41501), (20309, 40749)]