87665067

素因数分解:

$3^2\times 7^2\times {\mathrm{137}}^1\times {\mathrm{1451}}^1$

素因数の和:1608

約数の個数: 36

約数和(自身を含む): 148478616

約数和(自身を除く): 60813549

約数列:

[1, 3, 7, 9, 21, 49, 63, 137, 147, 411, 441, 959, 1233, 1451, 2877, 4353, 6713, 8631, 10157, 13059, 20139, 30471, 60417, 71099, 91413, 198787, 213297, 596361, 639891, 1391509, 1789083, 4174527, 9740563, 12523581, 29221689, 87665067]

約数ペア:

[(1, 87665067), (3, 29221689), (7, 12523581), (9, 9740563), (21, 4174527), (49, 1789083), (63, 1391509), (137, 639891), (147, 596361), (411, 213297), (441, 198787), (959, 91413), (1233, 71099), (1451, 60417), (2877, 30471), (4353, 20139), (6713, 13059), (8631, 10157)]