40804209

素因数分解:

$3^3\times {\mathrm{829}}^1\times {\mathrm{1823}}^1$

素因数の和:2661

約数の個数: 16

約数和(自身を含む): 60556800

約数和(自身を除く): 19752591

約数列:

[1, 3, 9, 27, 829, 1823, 2487, 5469, 7461, 16407, 22383, 49221, 1511267, 4533801, 13601403, 40804209]

約数ペア:

[(1, 40804209), (3, 13601403), (9, 4533801), (27, 1511267), (829, 49221), (1823, 22383), (2487, 16407), (5469, 7461)]