12491765

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17471}}^1$

素因数の和:17500

約数の個数: 16

約数和(自身を含む): 17611776

約数和(自身を除く): 5120011

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 17471, 87355, 192181, 227123, 960905, 1135615, 2498353, 12491765]

約数ペア:

[(1, 12491765), (5, 2498353), (11, 1135615), (13, 960905), (55, 227123), (65, 192181), (143, 87355), (715, 17471)]