2791689

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:149

約数の個数: 32

約数和(自身を含む): 4308480

約数和(自身を除く): 1516791

約数列:

[1, 3, 17, 19, 43, 51, 57, 67, 129, 201, 323, 731, 817, 969, 1139, 1273, 2193, 2451, 2881, 3417, 3819, 8643, 13889, 21641, 41667, 48977, 54739, 64923, 146931, 164217, 930563, 2791689]

約数ペア:

[(1, 2791689), (3, 930563), (17, 164217), (19, 146931), (43, 64923), (51, 54739), (57, 48977), (67, 41667), (129, 21641), (201, 13889), (323, 8643), (731, 3819), (817, 3417), (969, 2881), (1139, 2451), (1273, 2193)]