203165039

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{2459}}^1$

素因数の和:2543

約数の個数: 32

約数和(自身を含む): 269222400

約数和(自身を除く): 66057361

約数列:

[1, 7, 11, 29, 37, 77, 203, 259, 319, 407, 1073, 2233, 2459, 2849, 7511, 11803, 17213, 27049, 71311, 82621, 90983, 189343, 499177, 636881, 784421, 1000813, 2638507, 5490947, 7005691, 18469549, 29023577, 203165039]

約数ペア:

[(1, 203165039), (7, 29023577), (11, 18469549), (29, 7005691), (37, 5490947), (77, 2638507), (203, 1000813), (259, 784421), (319, 636881), (407, 499177), (1073, 189343), (2233, 90983), (2459, 82621), (2849, 71311), (7511, 27049), (11803, 17213)]