917253309

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{20231}}^1$

素因数の和:20385

約数の個数: 32

約数和(自身を含む): 1491664896

約数和(自身を除く): 574411587

約数列:

[1, 3, 7, 17, 21, 51, 119, 127, 357, 381, 889, 2159, 2667, 6477, 15113, 20231, 45339, 60693, 141617, 343927, 424851, 1031781, 2407489, 2569337, 7222467, 7708011, 17985359, 43678729, 53956077, 131036187, 305751103, 917253309]

約数ペア:

[(1, 917253309), (3, 305751103), (7, 131036187), (17, 53956077), (21, 43678729), (51, 17985359), (119, 7708011), (127, 7222467), (357, 2569337), (381, 2407489), (889, 1031781), (2159, 424851), (2667, 343927), (6477, 141617), (15113, 60693), (20231, 45339)]