56376999

素因数分解:

$3^3\times 7^2\times {\mathrm{43}}^1\times {\mathrm{991}}^1$

素因数の和:1057

約数の個数: 48

約数和(自身を含む): 99517440

約数和(自身を除く): 43140441

約数列:

[1, 3, 7, 9, 21, 27, 43, 49, 63, 129, 147, 189, 301, 387, 441, 903, 991, 1161, 1323, 2107, 2709, 2973, 6321, 6937, 8127, 8919, 18963, 20811, 26757, 42613, 48559, 56889, 62433, 127839, 145677, 187299, 298291, 383517, 437031, 894873, 1150551, 1311093, 2088037, 2684619, 6264111, 8053857, 18792333, 56376999]

約数ペア:

[(1, 56376999), (3, 18792333), (7, 8053857), (9, 6264111), (21, 2684619), (27, 2088037), (43, 1311093), (49, 1150551), (63, 894873), (129, 437031), (147, 383517), (189, 298291), (301, 187299), (387, 145677), (441, 127839), (903, 62433), (991, 56889), (1161, 48559), (1323, 42613), (2107, 26757), (2709, 20811), (2973, 18963), (6321, 8919), (6937, 8127)]