205557455

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{3761}}^1$

素因数の和:4426

約数の個数: 16

約数和(自身を含む): 261654624

約数和(自身を除く): 56097169

約数列:

[1, 5, 17, 85, 643, 3215, 3761, 10931, 18805, 54655, 63937, 319685, 2418323, 12091615, 41111491, 205557455]

約数ペア:

[(1, 205557455), (5, 41111491), (17, 12091615), (85, 2418323), (643, 319685), (3215, 63937), (3761, 54655), (10931, 18805)]