28906647

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{433}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 51163392

約数和(自身を除く): 22256745

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 289, 357, 433, 561, 867, 1299, 1309, 2023, 3031, 3179, 3927, 4763, 6069, 7361, 9093, 9537, 14289, 22083, 22253, 33341, 51527, 66759, 80971, 100023, 125137, 154581, 242913, 375411, 566797, 875959, 1376507, 1700391, 2627877, 4129521, 9635549, 28906647]

約数ペア:

[(1, 28906647), (3, 9635549), (7, 4129521), (11, 2627877), (17, 1700391), (21, 1376507), (33, 875959), (51, 566797), (77, 375411), (119, 242913), (187, 154581), (231, 125137), (289, 100023), (357, 80971), (433, 66759), (561, 51527), (867, 33341), (1299, 22253), (1309, 22083), (2023, 14289), (3031, 9537), (3179, 9093), (3927, 7361), (4763, 6069)]