178340019

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{2089}}^1$

素因数の和:2315

約数の個数: 32

約数和(自身を含む): 280896000

約数和(自身を除く): 102555981

約数列:

[1, 3, 11, 13, 33, 39, 143, 199, 429, 597, 2089, 2189, 2587, 6267, 6567, 7761, 22979, 27157, 28457, 68937, 81471, 85371, 298727, 415711, 896181, 1247133, 4572821, 5404243, 13718463, 16212729, 59446673, 178340019]

約数ペア:

[(1, 178340019), (3, 59446673), (11, 16212729), (13, 13718463), (33, 5404243), (39, 4572821), (143, 1247133), (199, 896181), (429, 415711), (597, 298727), (2089, 85371), (2189, 81471), (2587, 68937), (6267, 28457), (6567, 27157), (7761, 22979)]