1277882606

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{638303}}^1$

素因数の和:638336

約数の個数: 32

約数和(自身を含む): 2573641728

約数和(自身を除く): 1295759122

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 638303, 1276606, 4468121, 7021333, 8297939, 8936242, 14042666, 16595878, 49149331, 58085573, 91277329, 98298662, 116171146, 182554658, 638941303, 1277882606]

約数ペア:

[(1, 1277882606), (2, 638941303), (7, 182554658), (11, 116171146), (13, 98298662), (14, 91277329), (22, 58085573), (26, 49149331), (77, 16595878), (91, 14042666), (143, 8936242), (154, 8297939), (182, 7021333), (286, 4468121), (1001, 1276606), (2002, 638303)]