197608539

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{853}}^1$

素因数の和:987

約数の個数: 32

約数和(自身を含む): 283336704

約数和(自身を除く): 85728165

約数列:

[1, 3, 31, 47, 53, 93, 141, 159, 853, 1457, 1643, 2491, 2559, 4371, 4929, 7473, 26443, 40091, 45209, 77221, 79329, 120273, 135627, 231663, 1242821, 1401479, 2124823, 3728463, 4204437, 6374469, 65869513, 197608539]

約数ペア:

[(1, 197608539), (3, 65869513), (31, 6374469), (47, 4204437), (53, 3728463), (93, 2124823), (141, 1401479), (159, 1242821), (853, 231663), (1457, 135627), (1643, 120273), (2491, 79329), (2559, 77221), (4371, 45209), (4929, 40091), (7473, 26443)]