1889657

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:149

約数の個数: 24

約数和(自身を含む): 2502528

約数和(自身を除く): 612871

約数列:

[1, 7, 11, 23, 77, 97, 121, 161, 253, 679, 847, 1067, 1771, 2231, 2783, 7469, 11737, 15617, 19481, 24541, 82159, 171787, 269951, 1889657]

約数ペア:

[(1, 1889657), (7, 269951), (11, 171787), (23, 82159), (77, 24541), (97, 19481), (121, 15617), (161, 11737), (253, 7469), (679, 2783), (847, 2231), (1067, 1771)]