30638881

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10861}}^1$

素因数の和:10912

約数の個数: 16

約数和(自身を含む): 38929408

約数和(自身を除く): 8290527

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 10861, 76027, 141193, 336691, 988351, 2356837, 4376983, 30638881]

約数ペア:

[(1, 30638881), (7, 4376983), (13, 2356837), (31, 988351), (91, 336691), (217, 141193), (403, 76027), (2821, 10861)]