13140112

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:391

約数の個数: 40

約数和(自身を含む): 26516160

約数和(自身を除く): 13376048

約数列:

[1, 2, 4, 8, 16, 43, 71, 86, 142, 172, 269, 284, 344, 538, 568, 688, 1076, 1136, 2152, 3053, 4304, 6106, 11567, 12212, 19099, 23134, 24424, 38198, 46268, 48848, 76396, 92536, 152792, 185072, 305584, 821257, 1642514, 3285028, 6570056, 13140112]

約数ペア:

[(1, 13140112), (2, 6570056), (4, 3285028), (8, 1642514), (16, 821257), (43, 305584), (71, 185072), (86, 152792), (142, 92536), (172, 76396), (269, 48848), (284, 46268), (344, 38198), (538, 24424), (568, 23134), (688, 19099), (1076, 12212), (1136, 11567), (2152, 6106), (3053, 4304)]