28153204

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{99131}}^1$

素因数の和:99206

約数の個数: 12

約数和(自身を含む): 49962528

約数和(自身を除く): 21809324

約数列:

[1, 2, 4, 71, 142, 284, 99131, 198262, 396524, 7038301, 14076602, 28153204]

約数ペア:

[(1, 28153204), (2, 14076602), (4, 7038301), (71, 396524), (142, 198262), (284, 99131)]