219720903

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{26431}}^1$

素因数の和:26614

約数の個数: 16

約数和(自身を含む): 312109056

約数和(自身を除く): 92388153

約数列:

[1, 3, 17, 51, 163, 489, 2771, 8313, 26431, 79293, 449327, 1347981, 4308253, 12924759, 73240301, 219720903]

約数ペア:

[(1, 219720903), (3, 73240301), (17, 12924759), (51, 4308253), (163, 1347981), (489, 449327), (2771, 79293), (8313, 26431)]