40207923

素因数分解:

$3^2\times 7^1\times {\mathrm{499}}^1\times {\mathrm{1279}}^1$

素因数の和:1791

約数の個数: 24

約数和(自身を含む): 66560000

約数和(自身を除く): 26352077

約数列:

[1, 3, 7, 9, 21, 63, 499, 1279, 1497, 3493, 3837, 4491, 8953, 10479, 11511, 26859, 31437, 80577, 638221, 1914663, 4467547, 5743989, 13402641, 40207923]

約数ペア:

[(1, 40207923), (3, 13402641), (7, 5743989), (9, 4467547), (21, 1914663), (63, 638221), (499, 80577), (1279, 31437), (1497, 26859), (3493, 11511), (3837, 10479), (4491, 8953)]