260069319

素因数分解:

$3^3\times {\mathrm{97}}^1\times {\mathrm{199}}^1\times {\mathrm{499}}^1$

素因数の和:804

約数の個数: 32

約数和(自身を含む): 392000000

約数和(自身を除く): 131930681

約数列:

[1, 3, 9, 27, 97, 199, 291, 499, 597, 873, 1497, 1791, 2619, 4491, 5373, 13473, 19303, 48403, 57909, 99301, 145209, 173727, 297903, 435627, 521181, 893709, 1306881, 2681127, 9632197, 28896591, 86689773, 260069319]

約数ペア:

[(1, 260069319), (3, 86689773), (9, 28896591), (27, 9632197), (97, 2681127), (199, 1306881), (291, 893709), (499, 521181), (597, 435627), (873, 297903), (1497, 173727), (1791, 145209), (2619, 99301), (4491, 57909), (5373, 48403), (13473, 19303)]