988593991

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1\times {\mathrm{433}}^1$

素因数の和:799

約数の個数: 32

約数和(自身を含む): 1249920000

約数和(自身を除く): 261326009

約数列:

[1, 7, 11, 77, 149, 199, 433, 1043, 1393, 1639, 2189, 3031, 4763, 11473, 15323, 29651, 33341, 64517, 86167, 207557, 326161, 451619, 603169, 709687, 947837, 2283127, 4967809, 6634859, 12838883, 89872181, 141227713, 988593991]

約数ペア:

[(1, 988593991), (7, 141227713), (11, 89872181), (77, 12838883), (149, 6634859), (199, 4967809), (433, 2283127), (1043, 947837), (1393, 709687), (1639, 603169), (2189, 451619), (3031, 326161), (4763, 207557), (11473, 86167), (15323, 64517), (29651, 33341)]