87081291

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2903}}^1$

素因数の和:3024

約数の個数: 32

約数和(自身を含む): 142179840

約数和(自身を除く): 55098549

約数列:

[1, 3, 9, 11, 27, 33, 99, 101, 297, 303, 909, 1111, 2727, 2903, 3333, 8709, 9999, 26127, 29997, 31933, 78381, 95799, 287397, 293203, 862191, 879609, 2638827, 3225233, 7916481, 9675699, 29027097, 87081291]

約数ペア:

[(1, 87081291), (3, 29027097), (9, 9675699), (11, 7916481), (27, 3225233), (33, 2638827), (99, 879609), (101, 862191), (297, 293203), (303, 287397), (909, 95799), (1111, 78381), (2727, 31933), (2903, 29997), (3333, 26127), (8709, 9999)]