15643243

素因数分解:

$7^1\times {\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:136

約数の個数: 32

約数和(自身を含む): 20800512

約数和(自身を除く): 5157269

約数列:

[1, 7, 11, 23, 73, 77, 121, 161, 253, 511, 803, 847, 1331, 1679, 1771, 2783, 5621, 8833, 9317, 11753, 18469, 19481, 30613, 61831, 97163, 129283, 203159, 214291, 680141, 1422113, 2234749, 15643243]

約数ペア:

[(1, 15643243), (7, 2234749), (11, 1422113), (23, 680141), (73, 214291), (77, 203159), (121, 129283), (161, 97163), (253, 61831), (511, 30613), (803, 19481), (847, 18469), (1331, 11753), (1679, 9317), (1771, 8833), (2783, 5621)]