490778883

素因数分解:

$3^2\times 7^1\times {\mathrm{283}}^1\times {\mathrm{27527}}^1$

素因数の和:27823

約数の個数: 24

約数和(自身を含む): 813067008

約数和(自身を除く): 322288125

約数列:

[1, 3, 7, 9, 21, 63, 283, 849, 1981, 2547, 5943, 17829, 27527, 82581, 192689, 247743, 578067, 1734201, 7790141, 23370423, 54530987, 70111269, 163592961, 490778883]

約数ペア:

[(1, 490778883), (3, 163592961), (7, 70111269), (9, 54530987), (21, 23370423), (63, 7790141), (283, 1734201), (849, 578067), (1981, 247743), (2547, 192689), (5943, 82581), (17829, 27527)]