2231978

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1217}}^1$

素因数の和:1357

約数の個数: 16

約数和(自身を含む): 3858624

約数和(自身を除く): 1626646

約数列:

[1, 2, 7, 14, 131, 262, 917, 1217, 1834, 2434, 8519, 17038, 159427, 318854, 1115989, 2231978]

約数ペア:

[(1, 2231978), (2, 1115989), (7, 318854), (14, 159427), (131, 17038), (262, 8519), (917, 2434), (1217, 1834)]