208515222

素因数分解:

$2^1\times 3^4\times {\mathrm{1287131}}^1$

素因数の和:1287145

約数の個数: 20

約数和(自身を含む): 467228916

約数和(自身を除く): 258713694

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1287131, 2574262, 3861393, 7722786, 11584179, 23168358, 34752537, 69505074, 104257611, 208515222]

約数ペア:

[(1, 208515222), (2, 104257611), (3, 69505074), (6, 34752537), (9, 23168358), (18, 11584179), (27, 7722786), (54, 3861393), (81, 2574262), (162, 1287131)]