28807306

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{68917}}^1$

素因数の和:68949

約数の個数: 16

約数和(自身を含む): 49620960

約数和(自身を除く): 20813654

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 68917, 137834, 758087, 1309423, 1516174, 2618846, 14403653, 28807306]

約数ペア:

[(1, 28807306), (2, 14403653), (11, 2618846), (19, 1516174), (22, 1309423), (38, 758087), (209, 137834), (418, 68917)]