217037855

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{11597}}^1$

素因数の和:11818

約数の個数: 16

約数和(自身を含む): 275568480

約数和(自身を除く): 58530625

約数列:

[1, 5, 19, 95, 197, 985, 3743, 11597, 18715, 57985, 220343, 1101715, 2284609, 11423045, 43407571, 217037855]

約数ペア:

[(1, 217037855), (5, 43407571), (19, 11423045), (95, 2284609), (197, 1101715), (985, 220343), (3743, 57985), (11597, 18715)]