28903105

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{2029}}^1$

素因数の和:2089

約数の個数: 32

約数和(自身を含む): 44432640

約数和(自身を除く): 15529535

約数列:

[1, 5, 7, 11, 35, 37, 55, 77, 185, 259, 385, 407, 1295, 2029, 2035, 2849, 10145, 14203, 14245, 22319, 71015, 75073, 111595, 156233, 375365, 525511, 781165, 825803, 2627555, 4129015, 5780621, 28903105]

約数ペア:

[(1, 28903105), (5, 5780621), (7, 4129015), (11, 2627555), (35, 825803), (37, 781165), (55, 525511), (77, 375365), (185, 156233), (259, 111595), (385, 75073), (407, 71015), (1295, 22319), (2029, 14245), (2035, 14203), (2849, 10145)]