215323556

素因数分解:

$2^2\times 7^1\times {\mathrm{281}}^1\times {\mathrm{27367}}^1$

素因数の和:27659

約数の個数: 24

約数和(自身を含む): 432195456

約数和(自身を除く): 216871900

約数列:

[1, 2, 4, 7, 14, 28, 281, 562, 1124, 1967, 3934, 7868, 27367, 54734, 109468, 191569, 383138, 766276, 7690127, 15380254, 30760508, 53830889, 107661778, 215323556]

約数ペア:

[(1, 215323556), (2, 107661778), (4, 53830889), (7, 30760508), (14, 15380254), (28, 7690127), (281, 766276), (562, 383138), (1124, 191569), (1967, 109468), (3934, 54734), (7868, 27367)]