257657841212

素因数分解:

$2^2\times {\mathrm{457}}^1\times {\mathrm{7127}}^1\times {\mathrm{19777}}^1$

素因数の和:27365

約数の個数: 24

約数和(自身を含む): 451974134304

約数和(自身を除く): 194316293092

約数列:

[1, 2, 4, 457, 914, 1828, 7127, 14254, 19777, 28508, 39554, 79108, 3257039, 6514078, 9038089, 13028156, 18076178, 36152356, 140950679, 281901358, 563802716, 64414460303, 128828920606, 257657841212]

約数ペア:

[(1, 257657841212), (2, 128828920606), (4, 64414460303), (457, 563802716), (914, 281901358), (1828, 140950679), (7127, 36152356), (14254, 18076178), (19777, 13028156), (28508, 9038089), (39554, 6514078), (79108, 3257039)]