256554

素因数分解:

$2^1\times 3^3\times {\mathrm{4751}}^1$

素因数の和:4762

約数の個数: 16

約数和(自身を含む): 570240

約数和(自身を除く): 313686

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 4751, 9502, 14253, 28506, 42759, 85518, 128277, 256554]

約数ペア:

[(1, 256554), (2, 128277), (3, 85518), (6, 42759), (9, 28506), (18, 14253), (27, 9502), (54, 4751)]