16426907

素因数分解:

$7^2\times {\mathrm{523}}^1\times {\mathrm{641}}^1$

素因数の和:1178

約数の個数: 12

約数和(自身を含む): 19175256

約数和(自身を除く): 2748349

約数列:

[1, 7, 49, 523, 641, 3661, 4487, 25627, 31409, 335243, 2346701, 16426907]

約数ペア:

[(1, 16426907), (7, 2346701), (49, 335243), (523, 31409), (641, 25627), (3661, 4487)]