7974872857

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{653}}^1\times {\mathrm{19603}}^1$

素因数の和:20352

約数の個数: 16

約数和(自身を含む): 9231131520

約数和(自身を除く): 1256258663

約数列:

[1, 7, 89, 623, 653, 4571, 19603, 58117, 137221, 406819, 1744667, 12212669, 12800759, 89605313, 1139267551, 7974872857]

約数ペア:

[(1, 7974872857), (7, 1139267551), (89, 89605313), (623, 12800759), (653, 12212669), (4571, 1744667), (19603, 406819), (58117, 137221)]