201619881

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{2909}}^1$

素因数の和:3086

約数の個数: 32

約数和(自身を含む): 318470400

約数和(自身を除く): 116850519

約数列:

[1, 3, 9, 17, 27, 51, 151, 153, 453, 459, 1359, 2567, 2909, 4077, 7701, 8727, 23103, 26181, 49453, 69309, 78543, 148359, 439259, 445077, 1317777, 1335231, 3953331, 7467403, 11859993, 22402209, 67206627, 201619881]

約数ペア:

[(1, 201619881), (3, 67206627), (9, 22402209), (17, 11859993), (27, 7467403), (51, 3953331), (151, 1335231), (153, 1317777), (453, 445077), (459, 439259), (1359, 148359), (2567, 78543), (2909, 69309), (4077, 49453), (7701, 26181), (8727, 23103)]