257223204418

素因数分解:

$2^1\times {\mathrm{179}}^1\times {\mathrm{1489}}^1\times {\mathrm{482539}}^1$

素因数の和:484209

約数の個数: 16

約数和(自身を含む): 388251684000

約数和(自身を除く): 131028479582

約数列:

[1, 2, 179, 358, 1489, 2978, 266531, 482539, 533062, 965078, 86374481, 172748962, 718500571, 1437001142, 128611602209, 257223204418]

約数ペア:

[(1, 257223204418), (2, 128611602209), (179, 1437001142), (358, 718500571), (1489, 172748962), (2978, 86374481), (266531, 965078), (482539, 533062)]