247989507

素因数分解:

$3^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1\times {\mathrm{2203}}^1$

素因数の和:2602

約数の個数: 16

約数和(自身を含む): 334302720

約数和(自身を除く): 86313213

約数列:

[1, 3, 157, 239, 471, 717, 2203, 6609, 37523, 112569, 345871, 526517, 1037613, 1579551, 82663169, 247989507]

約数ペア:

[(1, 247989507), (3, 82663169), (157, 1579551), (239, 1037613), (471, 526517), (717, 345871), (2203, 112569), (6609, 37523)]