22219351

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{709}}^1$

素因数の和:775

約数の個数: 24

約数和(自身を含む): 28706720

約数和(自身を除く): 6487369

約数列:

[1, 7, 11, 37, 77, 121, 259, 407, 709, 847, 2849, 4477, 4963, 7799, 26233, 31339, 54593, 85789, 183631, 288563, 600523, 2019941, 3174193, 22219351]

約数ペア:

[(1, 22219351), (7, 3174193), (11, 2019941), (37, 600523), (77, 288563), (121, 183631), (259, 85789), (407, 54593), (709, 31339), (847, 26233), (2849, 7799), (4477, 4963)]