17827985

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{83}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 27651456

約数和(自身を除く): 9823471

約数列:

[1, 5, 7, 17, 19, 35, 83, 85, 95, 119, 133, 323, 361, 415, 581, 595, 665, 1411, 1577, 1615, 1805, 2261, 2527, 2905, 6137, 7055, 7885, 9877, 11039, 11305, 12635, 26809, 29963, 30685, 42959, 49385, 55195, 134045, 149815, 187663, 209741, 214795, 509371, 938315, 1048705, 2546855, 3565597, 17827985]

約数ペア:

[(1, 17827985), (5, 3565597), (7, 2546855), (17, 1048705), (19, 938315), (35, 509371), (83, 214795), (85, 209741), (95, 187663), (119, 149815), (133, 134045), (323, 55195), (361, 49385), (415, 42959), (581, 30685), (595, 29963), (665, 26809), (1411, 12635), (1577, 11305), (1615, 11039), (1805, 9877), (2261, 7885), (2527, 7055), (2905, 6137)]