137997457

素因数分解:

${\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{761}}^1$

素因数の和:853

約数の個数: 24

約数和(自身を含む): 158968440

約数和(自身を除く): 20970983

約数列:

[1, 13, 29, 37, 169, 377, 481, 761, 1073, 4901, 6253, 9893, 13949, 22069, 28157, 128609, 181337, 286897, 366041, 816553, 3729661, 4758533, 10615189, 137997457]

約数ペア:

[(1, 137997457), (13, 10615189), (29, 4758533), (37, 3729661), (169, 816553), (377, 366041), (481, 286897), (761, 181337), (1073, 128609), (4901, 28157), (6253, 22069), (9893, 13949)]