40247641

素因数分解:

$7^1\times {\mathrm{31}}^3\times {\mathrm{193}}^1$

素因数の和:293

約数の個数: 16

約数和(自身を含む): 47776768

約数和(自身を除く): 7529127

約数列:

[1, 7, 31, 193, 217, 961, 1351, 5983, 6727, 29791, 41881, 185473, 208537, 1298311, 5749663, 40247641]

約数ペア:

[(1, 40247641), (7, 5749663), (31, 1298311), (193, 208537), (217, 185473), (961, 41881), (1351, 29791), (5983, 6727)]