287432864

素因数分解:

$2^5\times {\mathrm{131}}^1\times {\mathrm{68567}}^1$

素因数の和:68708

約数の個数: 24

約数和(自身を含む): 570211488

約数和(自身を除く): 282778624

約数列:

[1, 2, 4, 8, 16, 32, 131, 262, 524, 1048, 2096, 4192, 68567, 137134, 274268, 548536, 1097072, 2194144, 8982277, 17964554, 35929108, 71858216, 143716432, 287432864]

約数ペア:

[(1, 287432864), (2, 143716432), (4, 71858216), (8, 35929108), (16, 17964554), (32, 8982277), (131, 2194144), (262, 1097072), (524, 548536), (1048, 274268), (2096, 137134), (4192, 68567)]