216730283

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21163}}^1$

素因数の和:21207

約数の個数: 24

約数和(自身を含む): 289523520

約数和(自身を除く): 72793237

約数列:

[1, 7, 11, 19, 49, 77, 133, 209, 539, 931, 1463, 10241, 21163, 148141, 232793, 402097, 1036987, 1629551, 2814679, 4423067, 11406857, 19702753, 30961469, 216730283]

約数ペア:

[(1, 216730283), (7, 30961469), (11, 19702753), (19, 11406857), (49, 4423067), (77, 2814679), (133, 1629551), (209, 1036987), (539, 402097), (931, 232793), (1463, 148141), (10241, 21163)]