189742617

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{21317}}^1$

素因数の和:21389

約数の個数: 24

約数和(自身を含む): 292653504

約数和(自身を除く): 102910887

約数列:

[1, 3, 9, 23, 43, 69, 129, 207, 387, 989, 2967, 8901, 21317, 63951, 191853, 490291, 916631, 1470873, 2749893, 4412619, 8249679, 21082513, 63247539, 189742617]

約数ペア:

[(1, 189742617), (3, 63247539), (9, 21082513), (23, 8249679), (43, 4412619), (69, 2749893), (129, 1470873), (207, 916631), (387, 490291), (989, 191853), (2967, 63951), (8901, 21317)]