1889893655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1710311}}^1$

素因数の和:1710346

約数の個数: 16

約数和(自身を含む): 2585991744

約数和(自身を除く): 696098089

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 1710311, 8551555, 22234043, 29075287, 111170215, 145376435, 377978731, 1889893655]

約数ペア:

[(1, 1889893655), (5, 377978731), (13, 145376435), (17, 111170215), (65, 29075287), (85, 22234043), (221, 8551555), (1105, 1710311)]