13340761

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:424

約数の個数: 16

約数和(自身を含む): 15673600

約数和(自身を除く): 2332839

約数列:

[1, 7, 61, 157, 199, 427, 1099, 1393, 9577, 12139, 31243, 67039, 84973, 218701, 1905823, 13340761]

約数ペア:

[(1, 13340761), (7, 1905823), (61, 218701), (157, 84973), (199, 67039), (427, 31243), (1099, 12139), (1393, 9577)]