209968377

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{111271}}^1$

素因数の和:111328

約数の個数: 16

約数和(自身を含む): 304440192

約数和(自身を除く): 94471815

約数列:

[1, 3, 17, 37, 51, 111, 629, 1887, 111271, 333813, 1891607, 4117027, 5674821, 12351081, 69989459, 209968377]

約数ペア:

[(1, 209968377), (3, 69989459), (17, 12351081), (37, 5674821), (51, 4117027), (111, 1891607), (629, 333813), (1887, 111271)]