222680689

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1663}}^1$

素因数の和:1765

約数の個数: 32

約数和(自身を含む): 291373056

約数和(自身を除く): 68692367

約数列:

[1, 7, 11, 37, 47, 77, 259, 329, 407, 517, 1663, 1739, 2849, 3619, 11641, 12173, 18293, 19129, 61531, 78161, 128051, 133903, 430717, 547127, 676841, 859771, 2891957, 4737887, 6018397, 20243699, 31811527, 222680689]

約数ペア:

[(1, 222680689), (7, 31811527), (11, 20243699), (37, 6018397), (47, 4737887), (77, 2891957), (259, 859771), (329, 676841), (407, 547127), (517, 430717), (1663, 133903), (1739, 128051), (2849, 78161), (3619, 61531), (11641, 19129), (12173, 18293)]