71691321

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{141403}}^1$

素因数の和:141432

約数の個数: 12

約数和(自身を含む): 103507728

約数和(自身を除く): 31816407

約数列:

[1, 3, 13, 39, 169, 507, 141403, 424209, 1838239, 5514717, 23897107, 71691321]

約数ペア:

[(1, 71691321), (3, 23897107), (13, 5514717), (39, 1838239), (169, 424209), (507, 141403)]