26993757

素因数分解:

$3^1\times 7^3\times {\mathrm{37}}^1\times {\mathrm{709}}^1$

素因数の和:770

約数の個数: 32

約数和(自身を含む): 43168000

約数和(自身を除く): 16174243

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 343, 709, 777, 1029, 1813, 2127, 4963, 5439, 12691, 14889, 26233, 34741, 38073, 78699, 104223, 183631, 243187, 550893, 729561, 1285417, 3856251, 8997919, 26993757]

約数ペア:

[(1, 26993757), (3, 8997919), (7, 3856251), (21, 1285417), (37, 729561), (49, 550893), (111, 243187), (147, 183631), (259, 104223), (343, 78699), (709, 38073), (777, 34741), (1029, 26233), (1813, 14889), (2127, 12691), (4963, 5439)]