261228242

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{29611}}^1$

素因数の和:30025

約数の個数: 16

約数和(自身を含む): 428544864

約数和(自身を除く): 167316622

約数列:

[1, 2, 11, 22, 401, 802, 4411, 8822, 29611, 59222, 325721, 651442, 11874011, 23748022, 130614121, 261228242]

約数ペア:

[(1, 261228242), (2, 130614121), (11, 23748022), (22, 11874011), (401, 651442), (802, 325721), (4411, 59222), (8822, 29611)]