201957441

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{7129}}^1$

素因数の和:7229

約数の個数: 32

約数和(自身を含む): 328550400

約数和(自身を除く): 126592959

約数列:

[1, 3, 7, 19, 21, 57, 71, 133, 213, 399, 497, 1349, 1491, 4047, 7129, 9443, 21387, 28329, 49903, 135451, 149709, 406353, 506159, 948157, 1518477, 2844471, 3543113, 9617021, 10629339, 28851063, 67319147, 201957441]

約数ペア:

[(1, 201957441), (3, 67319147), (7, 28851063), (19, 10629339), (21, 9617021), (57, 3543113), (71, 2844471), (133, 1518477), (213, 948157), (399, 506159), (497, 406353), (1349, 149709), (1491, 135451), (4047, 49903), (7129, 28329), (9443, 21387)]