261976274

素因数分解:

$2^1\times 7^1\times {\mathrm{1471}}^1\times {\mathrm{12721}}^1$

素因数の和:14201

約数の個数: 16

約数和(自身を含む): 449442816

約数和(自身を除く): 187466542

約数列:

[1, 2, 7, 14, 1471, 2942, 10297, 12721, 20594, 25442, 89047, 178094, 18712591, 37425182, 130988137, 261976274]

約数ペア:

[(1, 261976274), (2, 130988137), (7, 37425182), (14, 18712591), (1471, 178094), (2942, 89047), (10297, 25442), (12721, 20594)]