219166721999

素因数分解:

${\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{6361}}^1\times {\mathrm{20521}}^1$

素因数の和:26978

約数の個数: 16

約数和(自身を含む): 231876272064

約数和(自身を除く): 12709550065

約数列:

[1, 23, 73, 1679, 6361, 20521, 146303, 464353, 471983, 1498033, 10680119, 34454759, 130534081, 3002283863, 9528987913, 219166721999]

約数ペア:

[(1, 219166721999), (23, 9528987913), (73, 3002283863), (1679, 130534081), (6361, 34454759), (20521, 10680119), (146303, 1498033), (464353, 471983)]