217062293

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{1097}}^1\times {\mathrm{1229}}^1$

素因数の和:2356

約数の個数: 16

約数和(自身を含む): 259303680

約数和(自身を除く): 42241387

約数列:

[1, 7, 23, 161, 1097, 1229, 7679, 8603, 25231, 28267, 176617, 197869, 1348213, 9437491, 31008899, 217062293]

約数ペア:

[(1, 217062293), (7, 31008899), (23, 9437491), (161, 1348213), (1097, 197869), (1229, 176617), (7679, 28267), (8603, 25231)]