67866771

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{4421}}^1$

素因数の和:4491

約数の個数: 32

約数和(自身を含む): 112071168

約数和(自身を除く): 44204397

約数列:

[1, 3, 7, 17, 21, 43, 51, 119, 129, 301, 357, 731, 903, 2193, 4421, 5117, 13263, 15351, 30947, 75157, 92841, 190103, 225471, 526099, 570309, 1330721, 1578297, 3231751, 3992163, 9695253, 22622257, 67866771]

約数ペア:

[(1, 67866771), (3, 22622257), (7, 9695253), (17, 3992163), (21, 3231751), (43, 1578297), (51, 1330721), (119, 570309), (129, 526099), (301, 225471), (357, 190103), (731, 92841), (903, 75157), (2193, 30947), (4421, 15351), (5117, 13263)]