201288857

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{367}}^1\times {\mathrm{419}}^1$

素因数の和:821

約数の個数: 32

約数和(自身を含む): 267079680

約数和(自身を除く): 65790823

約数列:

[1, 7, 11, 17, 77, 119, 187, 367, 419, 1309, 2569, 2933, 4037, 4609, 6239, 7123, 28259, 32263, 43673, 49861, 68629, 78353, 153773, 480403, 548471, 1076411, 1691503, 2614141, 11840521, 18298987, 28755551, 201288857]

約数ペア:

[(1, 201288857), (7, 28755551), (11, 18298987), (17, 11840521), (77, 2614141), (119, 1691503), (187, 1076411), (367, 548471), (419, 480403), (1309, 153773), (2569, 78353), (2933, 68629), (4037, 49861), (4609, 43673), (6239, 32263), (7123, 28259)]