209215572

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{125429}}^1$

素因数の和:125575

約数の個数: 24

約数和(自身を含む): 491685600

約数和(自身を除く): 282470028

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 125429, 250858, 376287, 501716, 752574, 1505148, 17434631, 34869262, 52303893, 69738524, 104607786, 209215572]

約数ペア:

[(1, 209215572), (2, 104607786), (3, 69738524), (4, 52303893), (6, 34869262), (12, 17434631), (139, 1505148), (278, 752574), (417, 501716), (556, 376287), (834, 250858), (1668, 125429)]