80637491

素因数分解:

${\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{181}}^1\times {\mathrm{401}}^1$

素因数の和:694

約数の個数: 16

約数和(自身を含む): 89552736

約数和(自身を除く): 8915245

約数列:

[1, 11, 101, 181, 401, 1111, 1991, 4411, 18281, 40501, 72581, 201091, 445511, 798391, 7330681, 80637491]

約数ペア:

[(1, 80637491), (11, 7330681), (101, 798391), (181, 445511), (401, 201091), (1111, 72581), (1991, 40501), (4411, 18281)]