40197913

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{439}}^1$

素因数の和:676

約数の個数: 16

約数和(自身を含む): 46858240

約数和(自身を除く): 6660327

約数列:

[1, 7, 103, 127, 439, 721, 889, 3073, 13081, 45217, 55753, 91567, 316519, 390271, 5742559, 40197913]

約数ペア:

[(1, 40197913), (7, 5742559), (103, 390271), (127, 316519), (439, 91567), (721, 55753), (889, 45217), (3073, 13081)]