208889777055

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1747}}^1\times {\mathrm{257141}}^1$

素因数の和:258927

約数の個数: 32

約数和(自身を含む): 345203877888

約数和(自身を除く): 136314100833

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 1747, 5241, 8735, 26205, 54157, 162471, 257141, 270785, 771423, 812355, 1285705, 3857115, 7971371, 23914113, 39856855, 119570565, 449225327, 1347675981, 2246126635, 6738379905, 13925985137, 41777955411, 69629925685, 208889777055]

約数ペア:

[(1, 208889777055), (3, 69629925685), (5, 41777955411), (15, 13925985137), (31, 6738379905), (93, 2246126635), (155, 1347675981), (465, 449225327), (1747, 119570565), (5241, 39856855), (8735, 23914113), (26205, 7971371), (54157, 3857115), (162471, 1285705), (257141, 812355), (270785, 771423)]