3985317

素因数分解:

$3^2\times 7^3\times {\mathrm{1291}}^1$

素因数の和:1318

約数の個数: 24

約数和(自身を含む): 6718400

約数和(自身を除く): 2733083

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 1291, 3087, 3873, 9037, 11619, 27111, 63259, 81333, 189777, 442813, 569331, 1328439, 3985317]

約数ペア:

[(1, 3985317), (3, 1328439), (7, 569331), (9, 442813), (21, 189777), (49, 81333), (63, 63259), (147, 27111), (343, 11619), (441, 9037), (1029, 3873), (1291, 3087)]