256422897

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{281}}^1\times {\mathrm{2473}}^1$

素因数の和:2801

約数の個数: 24

約数和(自身を含む): 380926728

約数和(自身を除く): 124503831

約数列:

[1, 3, 9, 41, 123, 281, 369, 843, 2473, 2529, 7419, 11521, 22257, 34563, 101393, 103689, 304179, 694913, 912537, 2084739, 6254217, 28491433, 85474299, 256422897]

約数ペア:

[(1, 256422897), (3, 85474299), (9, 28491433), (41, 6254217), (123, 2084739), (281, 912537), (369, 694913), (843, 304179), (2473, 103689), (2529, 101393), (7419, 34563), (11521, 22257)]