15391393

素因数分解:

${\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:288

約数の個数: 16

約数和(自身を含む): 16623360

約数和(自身を除く): 1231967

約数列:

[1, 23, 73, 89, 103, 1679, 2047, 2369, 6497, 7519, 9167, 149431, 172937, 210841, 669191, 15391393]

約数ペア:

[(1, 15391393), (23, 669191), (73, 210841), (89, 172937), (103, 149431), (1679, 9167), (2047, 7519), (2369, 6497)]