16868255

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1171}}^1$

素因数の和:1286

約数の個数: 16

約数和(自身を含む): 21039744

約数和(自身を除く): 4171489

約数列:

[1, 5, 43, 67, 215, 335, 1171, 2881, 5855, 14405, 50353, 78457, 251765, 392285, 3373651, 16868255]

約数ペア:

[(1, 16868255), (5, 3373651), (43, 392285), (67, 251765), (215, 78457), (335, 50353), (1171, 14405), (2881, 5855)]