420191639

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{28901}}^1$

素因数の和:29006

約数の個数: 16

約数和(自身を含む): 503126016

約数和(自身を除く): 82934377

約数列:

[1, 7, 31, 67, 217, 469, 2077, 14539, 28901, 202307, 895931, 1936367, 6271517, 13554569, 60027377, 420191639]

約数ペア:

[(1, 420191639), (7, 60027377), (31, 13554569), (67, 6271517), (217, 1936367), (469, 895931), (2077, 202307), (14539, 28901)]