28640878

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{1217}}^1$

素因数の和:1308

約数の個数: 24

約数和(自身を含む): 50366736

約数和(自身を除く): 21725858

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 1217, 1681, 2434, 3362, 8519, 11767, 17038, 23534, 49897, 99794, 349279, 698558, 2045777, 4091554, 14320439, 28640878]

約数ペア:

[(1, 28640878), (2, 14320439), (7, 4091554), (14, 2045777), (41, 698558), (82, 349279), (287, 99794), (574, 49897), (1217, 23534), (1681, 17038), (2434, 11767), (3362, 8519)]