2080821270521

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{5471}}^1\times {\mathrm{1752703}}^1$

素因数の和:1758212

約数の個数: 16

約数和(自身を含む): 2455243849728

約数和(自身を除く): 374422579207

約数列:

[1, 7, 31, 217, 5471, 38297, 169601, 1187207, 1752703, 12268921, 54333793, 380336551, 9589038113, 67123266791, 297260181503, 2080821270521]

約数ペア:

[(1, 2080821270521), (7, 297260181503), (31, 67123266791), (217, 9589038113), (5471, 380336551), (38297, 54333793), (169601, 12268921), (1187207, 1752703)]