12738551

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1249}}^1$

素因数の和:1334

約数の個数: 16

約数和(自身を含む): 15360000

約数和(自身を除く): 2621449

約数列:

[1, 7, 31, 47, 217, 329, 1249, 1457, 8743, 10199, 38719, 58703, 271033, 410921, 1819793, 12738551]

約数ペア:

[(1, 12738551), (7, 1819793), (31, 410921), (47, 271033), (217, 58703), (329, 38719), (1249, 10199), (1457, 8743)]