28579355

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{761}}^1$

素因数の和:839

約数の個数: 32

約数和(自身を含む): 41696640

約数和(自身を除く): 13117285

約数列:

[1, 5, 7, 29, 35, 37, 145, 185, 203, 259, 761, 1015, 1073, 1295, 3805, 5327, 5365, 7511, 22069, 26635, 28157, 37555, 110345, 140785, 154483, 197099, 772415, 816553, 985495, 4082765, 5715871, 28579355]

約数ペア:

[(1, 28579355), (5, 5715871), (7, 4082765), (29, 985495), (35, 816553), (37, 772415), (145, 197099), (185, 154483), (203, 140785), (259, 110345), (761, 37555), (1015, 28157), (1073, 26635), (1295, 22069), (3805, 7511), (5327, 5365)]