288910979

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{887}}^1$

素因数の和:1023

約数の個数: 32

約数和(自身を含む): 363724800

約数和(自身を除く): 74813821

約数列:

[1, 7, 19, 31, 79, 133, 217, 553, 589, 887, 1501, 2449, 4123, 6209, 10507, 16853, 17143, 27497, 46531, 70073, 117971, 192479, 325717, 490511, 522443, 1331387, 2172263, 3657101, 9319709, 15205841, 41272997, 288910979]

約数ペア:

[(1, 288910979), (7, 41272997), (19, 15205841), (31, 9319709), (79, 3657101), (133, 2172263), (217, 1331387), (553, 522443), (589, 490511), (887, 325717), (1501, 192479), (2449, 117971), (4123, 70073), (6209, 46531), (10507, 27497), (16853, 17143)]