7780969

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1559}}^1$

素因数の和:1620

約数の個数: 16

約数和(自身を含む): 9584640

約数和(自身を除く): 1803671

約数列:

[1, 7, 23, 31, 161, 217, 713, 1559, 4991, 10913, 35857, 48329, 250999, 338303, 1111567, 7780969]

約数ペア:

[(1, 7780969), (7, 1111567), (23, 338303), (31, 250999), (161, 48329), (217, 35857), (713, 10913), (1559, 4991)]