218536870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1285511}}^1$

素因数の和:1285535

約数の個数: 16

約数和(自身を含む): 416505888

約数和(自身を除く): 197969018

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1285511, 2571022, 6427555, 12855110, 21853687, 43707374, 109268435, 218536870]

約数ペア:

[(1, 218536870), (2, 109268435), (5, 43707374), (10, 21853687), (17, 12855110), (34, 6427555), (85, 2571022), (170, 1285511)]