260069019

素因数分解:

$3^1\times 7^2\times {\mathrm{317}}^1\times {\mathrm{5581}}^1$

素因数の和:5915

約数の個数: 24

約数和(自身を含む): 404717328

約数和(自身を除く): 144648309

約数列:

[1, 3, 7, 21, 49, 147, 317, 951, 2219, 5581, 6657, 15533, 16743, 39067, 46599, 117201, 273469, 820407, 1769177, 5307531, 12384239, 37152717, 86689673, 260069019]

約数ペア:

[(1, 260069019), (3, 86689673), (7, 37152717), (21, 12384239), (49, 5307531), (147, 1769177), (317, 820407), (951, 273469), (2219, 117201), (5581, 46599), (6657, 39067), (15533, 16743)]