218835568

素因数分解:

$2^4\times 7^2\times {\mathrm{279127}}^1$

素因数の和:279149

約数の個数: 30

約数和(自身を含む): 493219176

約数和(自身を除く): 274383608

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 279127, 558254, 1116508, 1953889, 2233016, 3907778, 4466032, 7815556, 13677223, 15631112, 27354446, 31262224, 54708892, 109417784, 218835568]

約数ペア:

[(1, 218835568), (2, 109417784), (4, 54708892), (7, 31262224), (8, 27354446), (14, 15631112), (16, 13677223), (28, 7815556), (49, 4466032), (56, 3907778), (98, 2233016), (112, 1953889), (196, 1116508), (392, 558254), (784, 279127)]