257677298

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{28933}}^1$

素因数の和:29069

約数の個数: 16

約数和(自身を含む): 398247576

約数和(自身を除く): 140570278

約数列:

[1, 2, 61, 73, 122, 146, 4453, 8906, 28933, 57866, 1764913, 2112109, 3529826, 4224218, 128838649, 257677298]

約数ペア:

[(1, 257677298), (2, 128838649), (61, 4224218), (73, 3529826), (122, 2112109), (146, 1764913), (4453, 57866), (8906, 28933)]