256479442

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{397027}}^1$

素因数の和:397065

約数の個数: 16

約数和(自身を含む): 428790240

約数和(自身を除く): 172310798

約数列:

[1, 2, 17, 19, 34, 38, 323, 646, 397027, 794054, 6749459, 7543513, 13498918, 15087026, 128239721, 256479442]

約数ペア:

[(1, 256479442), (2, 128239721), (17, 15087026), (19, 13498918), (34, 7543513), (38, 6749459), (323, 794054), (646, 397027)]