17748493

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 22982400

約数和(自身を除く): 5233907

約数列:

[1, 7, 17, 29, 37, 119, 139, 203, 259, 493, 629, 973, 1073, 2363, 3451, 4031, 4403, 5143, 7511, 16541, 18241, 28217, 36001, 68527, 87431, 127687, 149147, 479689, 612017, 1044029, 2535499, 17748493]

約数ペア:

[(1, 17748493), (7, 2535499), (17, 1044029), (29, 612017), (37, 479689), (119, 149147), (139, 127687), (203, 87431), (259, 68527), (493, 36001), (629, 28217), (973, 18241), (1073, 16541), (2363, 7511), (3451, 5143), (4031, 4403)]