268478

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:287

約数の個数: 16

約数和(自身を含む): 466944

約数和(自身を除く): 198466

約数列:

[1, 2, 7, 14, 127, 151, 254, 302, 889, 1057, 1778, 2114, 19177, 38354, 134239, 268478]

約数ペア:

[(1, 268478), (2, 134239), (7, 38354), (14, 19177), (127, 2114), (151, 1778), (254, 1057), (302, 889)]