202020147

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{68227}}^1$

素因数の和:68287

約数の個数: 24

約数和(自身を含む): 340594176

約数和(自身を除く): 138574029

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 68227, 204681, 477589, 614043, 1432767, 3206669, 4298301, 9620007, 22446683, 28860021, 67340049, 202020147]

約数ペア:

[(1, 202020147), (3, 67340049), (7, 28860021), (9, 22446683), (21, 9620007), (47, 4298301), (63, 3206669), (141, 1432767), (329, 614043), (423, 477589), (987, 204681), (2961, 68227)]