2642949

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{487}}^1$

素因数の和:566

約数の個数: 20

約数和(自身を含む): 4015264

約数和(自身を除く): 1372315

約数列:

[1, 3, 9, 27, 67, 81, 201, 487, 603, 1461, 1809, 4383, 5427, 13149, 32629, 39447, 97887, 293661, 880983, 2642949]

約数ペア:

[(1, 2642949), (3, 880983), (9, 293661), (27, 97887), (67, 39447), (81, 32629), (201, 13149), (487, 5427), (603, 4383), (1461, 1809)]