13987255

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{971}}^1$

素因数の和:1086

約数の個数: 16

約数和(自身を含む): 17449344

約数和(自身を除く): 3462089

約数列:

[1, 5, 43, 67, 215, 335, 971, 2881, 4855, 14405, 41753, 65057, 208765, 325285, 2797451, 13987255]

約数ペア:

[(1, 13987255), (5, 2797451), (43, 325285), (67, 208765), (215, 65057), (335, 41753), (971, 14405), (2881, 4855)]