157581721

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{4871}}^1$

素因数の和:5072

約数の個数: 16

約数和(自身を含む): 183109248

約数和(自身を除く): 25527527

約数列:

[1, 11, 17, 173, 187, 1903, 2941, 4871, 32351, 53581, 82807, 842683, 910877, 9269513, 14325611, 157581721]

約数ペア:

[(1, 157581721), (11, 14325611), (17, 9269513), (173, 910877), (187, 842683), (1903, 82807), (2941, 53581), (4871, 32351)]