1047156719

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{209809}}^1$

素因数の和:209870

約数の個数: 16

約数和(自身を含む): 1289072640

約数和(自身を除く): 241915921

約数列:

[1, 7, 23, 31, 161, 217, 713, 4991, 209809, 1468663, 4825607, 6504079, 33779249, 45528553, 149593817, 1047156719]

約数ペア:

[(1, 1047156719), (7, 149593817), (23, 45528553), (31, 33779249), (161, 6504079), (217, 4825607), (713, 1468663), (4991, 209809)]