1285758327

素因数分解:

$3^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{138209}}^1$

素因数の和:138662

約数の個数: 16

約数和(自身を含む): 1963687680

約数和(自身を除く): 677929353

約数列:

[1, 3, 7, 21, 443, 1329, 3101, 9303, 138209, 414627, 967463, 2902389, 61226587, 183679761, 428586109, 1285758327]

約数ペア:

[(1, 1285758327), (3, 428586109), (7, 183679761), (21, 61226587), (443, 2902389), (1329, 967463), (3101, 414627), (9303, 138209)]