196174979

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{27997}}^1$

素因数の和:28035

約数の個数: 24

約数和(自身を含む): 268108848

約数和(自身を除く): 71933869

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 539, 637, 1001, 7007, 27997, 195979, 307967, 363961, 1371853, 2155769, 2547727, 4003571, 15090383, 17834089, 28024997, 196174979]

約数ペア:

[(1, 196174979), (7, 28024997), (11, 17834089), (13, 15090383), (49, 4003571), (77, 2547727), (91, 2155769), (143, 1371853), (539, 363961), (637, 307967), (1001, 195979), (7007, 27997)]