201019168

素因数分解:

$2^5\times 7^2\times {\mathrm{128201}}^1$

素因数の和:128225

約数の個数: 36

約数和(自身を含む): 460373382

約数和(自身を除く): 259354214

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 128201, 256402, 512804, 897407, 1025608, 1794814, 2051216, 3589628, 4102432, 6281849, 7179256, 12563698, 14358512, 25127396, 28717024, 50254792, 100509584, 201019168]

約数ペア:

[(1, 201019168), (2, 100509584), (4, 50254792), (7, 28717024), (8, 25127396), (14, 14358512), (16, 12563698), (28, 7179256), (32, 6281849), (49, 4102432), (56, 3589628), (98, 2051216), (112, 1794814), (196, 1025608), (224, 897407), (392, 512804), (784, 256402), (1568, 128201)]