205657347

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{13397}}^1$

素因数の和:13467

約数の個数: 32

約数和(自身を含む): 339558912

約数和(自身を除く): 133901565

約数列:

[1, 3, 7, 17, 21, 43, 51, 119, 129, 301, 357, 731, 903, 2193, 5117, 13397, 15351, 40191, 93779, 227749, 281337, 576071, 683247, 1594243, 1728213, 4032497, 4782729, 9793207, 12097491, 29379621, 68552449, 205657347]

約数ペア:

[(1, 205657347), (3, 68552449), (7, 29379621), (17, 12097491), (21, 9793207), (43, 4782729), (51, 4032497), (119, 1728213), (129, 1594243), (301, 683247), (357, 576071), (731, 281337), (903, 227749), (2193, 93779), (5117, 40191), (13397, 15351)]