247942352

素因数分解:

$2^4\times 7^3\times {\mathrm{45179}}^1$

素因数の和:45208

約数の個数: 40

約数和(自身を含む): 560232000

約数和(自身を除く): 312289648

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5488, 45179, 90358, 180716, 316253, 361432, 632506, 722864, 1265012, 2213771, 2530024, 4427542, 5060048, 8855084, 15496397, 17710168, 30992794, 35420336, 61985588, 123971176, 247942352]

約数ペア:

[(1, 247942352), (2, 123971176), (4, 61985588), (7, 35420336), (8, 30992794), (14, 17710168), (16, 15496397), (28, 8855084), (49, 5060048), (56, 4427542), (98, 2530024), (112, 2213771), (196, 1265012), (343, 722864), (392, 632506), (686, 361432), (784, 316253), (1372, 180716), (2744, 90358), (5488, 45179)]