206563378

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{398771}}^1$

素因数の和:398817

約数の個数: 16

約数和(自身を含む): 363680064

約数和(自身を除く): 157116686

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 398771, 797542, 2791397, 5582794, 14754527, 29509054, 103281689, 206563378]

約数ペア:

[(1, 206563378), (2, 103281689), (7, 29509054), (14, 14754527), (37, 5582794), (74, 2791397), (259, 797542), (518, 398771)]