221555726

素因数分解:

$2^1\times 7^1\times {\mathrm{1559}}^1\times {\mathrm{10151}}^1$

素因数の和:11719

約数の個数: 16

約数和(自身を含む): 380090880

約数和(自身を除く): 158535154

約数列:

[1, 2, 7, 14, 1559, 3118, 10151, 10913, 20302, 21826, 71057, 142114, 15825409, 31650818, 110777863, 221555726]

約数ペア:

[(1, 221555726), (2, 110777863), (7, 31650818), (14, 15825409), (1559, 142114), (3118, 71057), (10151, 21826), (10913, 20302)]