201638789

素因数分解:

${\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 235339776

約数和(自身を除く): 33700987

約数列:

[1, 11, 37, 47, 83, 127, 407, 517, 913, 1397, 1739, 3071, 3901, 4699, 5969, 10541, 19129, 33781, 42911, 51689, 65659, 115951, 144337, 220853, 390017, 495427, 1587707, 2429383, 4290187, 5449697, 18330799, 201638789]

約数ペア:

[(1, 201638789), (11, 18330799), (37, 5449697), (47, 4290187), (83, 2429383), (127, 1587707), (407, 495427), (517, 390017), (913, 220853), (1397, 144337), (1739, 115951), (3071, 65659), (3901, 51689), (4699, 42911), (5969, 33781), (10541, 19129)]