201780261

素因数分解:

$3^3\times {\mathrm{1583}}^1\times {\mathrm{4721}}^1$

素因数の和:6313

約数の個数: 16

約数和(自身を含む): 299185920

約数和(自身を除く): 97405659

約数列:

[1, 3, 9, 27, 1583, 4721, 4749, 14163, 14247, 42489, 42741, 127467, 7473343, 22420029, 67260087, 201780261]

約数ペア:

[(1, 201780261), (3, 67260087), (9, 22420029), (27, 7473343), (1583, 127467), (4721, 42741), (4749, 42489), (14163, 14247)]