28249067

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{19309}}^1$

素因数の和:19346

約数の個数: 16

約数和(自身を含む): 37075200

約数和(自身を除く): 8826133

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 19309, 135163, 212399, 366871, 1486793, 2568097, 4035581, 28249067]

約数ペア:

[(1, 28249067), (7, 4035581), (11, 2568097), (19, 1486793), (77, 366871), (133, 212399), (209, 135163), (1463, 19309)]