205087967

素因数分解:

$7^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1\times {\mathrm{1609}}^1$

素因数の和:1886

約数の個数: 16

約数和(自身を含む): 238022400

約数和(自身を除く): 32934433

約数列:

[1, 7, 131, 139, 917, 973, 1609, 11263, 18209, 127463, 210779, 223651, 1475453, 1565557, 29298281, 205087967]

約数ペア:

[(1, 205087967), (7, 29298281), (131, 1565557), (139, 1475453), (917, 223651), (973, 210779), (1609, 127463), (11263, 18209)]