57878391

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{907}}^1$

素因数の和:1238

約数の個数: 16

約数和(自身を含む): 78451200

約数和(自身を除く): 20572809

約数列:

[1, 3, 89, 239, 267, 717, 907, 2721, 21271, 63813, 80723, 216773, 242169, 650319, 19292797, 57878391]

約数ペア:

[(1, 57878391), (3, 19292797), (89, 650319), (239, 242169), (267, 216773), (717, 80723), (907, 63813), (2721, 21271)]