2149487509

素因数分解:

${\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{379}}^1\times {\mathrm{907}}^1$

素因数の和:1349

約数の個数: 24

約数和(自身を含む): 2399408160

約数和(自身を除く): 249920651

約数列:

[1, 13, 37, 169, 379, 481, 907, 4927, 6253, 11791, 14023, 33559, 64051, 153283, 182299, 343753, 436267, 2369887, 4468789, 5671471, 12718861, 58094257, 165345193, 2149487509]

約数ペア:

[(1, 2149487509), (13, 165345193), (37, 58094257), (169, 12718861), (379, 5671471), (481, 4468789), (907, 2369887), (4927, 436267), (6253, 343753), (11791, 182299), (14023, 153283), (33559, 64051)]