254201829

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{390479}}^1$

素因数の和:390520

約数の個数: 16

約数和(自身を含む): 399851520

約数和(自身を除く): 145649691

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 390479, 1171437, 2733353, 8200059, 12104849, 36314547, 84733943, 254201829]

約数ペア:

[(1, 254201829), (3, 84733943), (7, 36314547), (21, 12104849), (31, 8200059), (93, 2733353), (217, 1171437), (651, 390479)]