1380535

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1$

素因数の和:402

約数の個数: 16

約数和(自身を含む): 1816416

約数和(自身を除く): 435881

約数列:

[1, 5, 13, 65, 67, 317, 335, 871, 1585, 4121, 4355, 20605, 21239, 106195, 276107, 1380535]

約数ペア:

[(1, 1380535), (5, 276107), (13, 106195), (65, 21239), (67, 20605), (317, 4355), (335, 4121), (871, 1585)]