87578428

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{30367}}^1$

素因数の和:30481

約数の個数: 24

約数和(自身を含む): 176863232

約数和(自身を除く): 89284804

約数列:

[1, 2, 4, 7, 14, 28, 103, 206, 412, 721, 1442, 2884, 30367, 60734, 121468, 212569, 425138, 850276, 3127801, 6255602, 12511204, 21894607, 43789214, 87578428]

約数ペア:

[(1, 87578428), (2, 43789214), (4, 21894607), (7, 12511204), (14, 6255602), (28, 3127801), (103, 850276), (206, 425138), (412, 212569), (721, 121468), (1442, 60734), (2884, 30367)]